80964520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:132

約数の個数: 192

約数和(自身を含む): 237168000

約数和(自身を除く): 156203480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 29, 35, 40, 52, 56, 58, 59, 65, 70, 91, 104, 116, 118, 130, 140, 145, 169, 182, 203, 232, 236, 260, 280, 290, 295, 338, 364, 377, 406, 413, 455, 472, 520, 580, 590, 676, 728, 754, 767, 812, 826, 845, 910, 1015, 1160, 1180, 1183, 1352, 1508, 1534, 1624, 1652, 1690, 1711, 1820, 1885, 2030, 2065, 2360, 2366, 2639, 3016, 3068, 3304, 3380, 3422, 3640, 3770, 3835, 4060, 4130, 4732, 4901, 5278, 5369, 5915, 6136, 6760, 6844, 7540, 7670, 8120, 8260, 8555, 9464, 9802, 9971, 10556, 10738, 11830, 11977, 13195, 13688, 15080, 15340, 16520, 17110, 19604, 19942, 21112, 21476, 22243, 23660, 23954, 24505, 26390, 26845, 30680, 34220, 34307, 39208, 39884, 42952, 44486, 47320, 47908, 49010, 49855, 52780, 53690, 59885, 68440, 68614, 69797, 79768, 88972, 95816, 98020, 99710, 105560, 107380, 111215, 119770, 137228, 139594, 155701, 171535, 177944, 196040, 199420, 214760, 222430, 239540, 274456, 279188, 289159, 311402, 343070, 348985, 398840, 444860, 479080, 558376, 578318, 622804, 686140, 697970, 778505, 889720, 1156636, 1245608, 1372280, 1395940, 1445795, 1557010, 2024113, 2313272, 2791880, 2891590, 3114020, 4048226, 5783180, 6228040, 8096452, 10120565, 11566360, 16192904, 20241130, 40482260, 80964520]

約数ペア:

[(1, 80964520), (2, 40482260), (4, 20241130), (5, 16192904), (7, 11566360), (8, 10120565), (10, 8096452), (13, 6228040), (14, 5783180), (20, 4048226), (26, 3114020), (28, 2891590), (29, 2791880), (35, 2313272), (40, 2024113), (52, 1557010), (56, 1445795), (58, 1395940), (59, 1372280), (65, 1245608), (70, 1156636), (91, 889720), (104, 778505), (116, 697970), (118, 686140), (130, 622804), (140, 578318), (145, 558376), (169, 479080), (182, 444860), (203, 398840), (232, 348985), (236, 343070), (260, 311402), (280, 289159), (290, 279188), (295, 274456), (338, 239540), (364, 222430), (377, 214760), (406, 199420), (413, 196040), (455, 177944), (472, 171535), (520, 155701), (580, 139594), (590, 137228), (676, 119770), (728, 111215), (754, 107380), (767, 105560), (812, 99710), (826, 98020), (845, 95816), (910, 88972), (1015, 79768), (1160, 69797), (1180, 68614), (1183, 68440), (1352, 59885), (1508, 53690), (1534, 52780), (1624, 49855), (1652, 49010), (1690, 47908), (1711, 47320), (1820, 44486), (1885, 42952), (2030, 39884), (2065, 39208), (2360, 34307), (2366, 34220), (2639, 30680), (3016, 26845), (3068, 26390), (3304, 24505), (3380, 23954), (3422, 23660), (3640, 22243), (3770, 21476), (3835, 21112), (4060, 19942), (4130, 19604), (4732, 17110), (4901, 16520), (5278, 15340), (5369, 15080), (5915, 13688), (6136, 13195), (6760, 11977), (6844, 11830), (7540, 10738), (7670, 10556), (8120, 9971), (8260, 9802), (8555, 9464)]