2659895728

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:787

約数の個数: 160

約数和(自身を含む): 6514503680

約数和(自身を除く): 3854607952

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 38, 56, 61, 62, 76, 112, 122, 124, 133, 152, 217, 244, 248, 266, 304, 427, 434, 488, 496, 532, 589, 661, 854, 868, 976, 1064, 1159, 1178, 1322, 1708, 1736, 1891, 2128, 2318, 2356, 2644, 3416, 3472, 3782, 4123, 4627, 4636, 4712, 5288, 6832, 7564, 8113, 8246, 9254, 9272, 9424, 10576, 12559, 13237, 15128, 16226, 16492, 18508, 18544, 20491, 25118, 26474, 30256, 32452, 32984, 35929, 37016, 40321, 40982, 50236, 52948, 64904, 65968, 71858, 74032, 80642, 81964, 87913, 100472, 105896, 129808, 143437, 143716, 161284, 163928, 175826, 200944, 211792, 251503, 282247, 286874, 287432, 322568, 327856, 351652, 389329, 503006, 564494, 573748, 574864, 645136, 703304, 766099, 778658, 1006012, 1128988, 1147496, 1249951, 1406608, 1532198, 1557316, 2012024, 2257976, 2294992, 2499902, 2725303, 3064396, 3114632, 4024048, 4515952, 4999804, 5362693, 5450606, 6128792, 6229264, 8749657, 9999608, 10725386, 10901212, 12257584, 17499314, 19999216, 21450772, 21802424, 23749069, 34998628, 42901544, 43604848, 47498138, 69997256, 85803088, 94996276, 139994512, 166243483, 189992552, 332486966, 379985104, 664973932, 1329947864, 2659895728]

約数ペア:

[(1, 2659895728), (2, 1329947864), (4, 664973932), (7, 379985104), (8, 332486966), (14, 189992552), (16, 166243483), (19, 139994512), (28, 94996276), (31, 85803088), (38, 69997256), (56, 47498138), (61, 43604848), (62, 42901544), (76, 34998628), (112, 23749069), (122, 21802424), (124, 21450772), (133, 19999216), (152, 17499314), (217, 12257584), (244, 10901212), (248, 10725386), (266, 9999608), (304, 8749657), (427, 6229264), (434, 6128792), (488, 5450606), (496, 5362693), (532, 4999804), (589, 4515952), (661, 4024048), (854, 3114632), (868, 3064396), (976, 2725303), (1064, 2499902), (1159, 2294992), (1178, 2257976), (1322, 2012024), (1708, 1557316), (1736, 1532198), (1891, 1406608), (2128, 1249951), (2318, 1147496), (2356, 1128988), (2644, 1006012), (3416, 778658), (3472, 766099), (3782, 703304), (4123, 645136), (4627, 574864), (4636, 573748), (4712, 564494), (5288, 503006), (6832, 389329), (7564, 351652), (8113, 327856), (8246, 322568), (9254, 287432), (9272, 286874), (9424, 282247), (10576, 251503), (12559, 211792), (13237, 200944), (15128, 175826), (16226, 163928), (16492, 161284), (18508, 143716), (18544, 143437), (20491, 129808), (25118, 105896), (26474, 100472), (30256, 87913), (32452, 81964), (32984, 80642), (35929, 74032), (37016, 71858), (40321, 65968), (40982, 64904), (50236, 52948)]