80075380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 219864960

約数和(自身を除く): 139789580

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 29, 35, 44, 55, 58, 70, 77, 110, 116, 121, 140, 145, 154, 163, 203, 220, 242, 290, 308, 319, 326, 385, 406, 484, 580, 605, 638, 652, 770, 812, 815, 847, 1015, 1141, 1210, 1276, 1540, 1595, 1630, 1694, 1793, 2030, 2233, 2282, 2420, 3190, 3260, 3388, 3509, 3586, 4060, 4235, 4466, 4564, 4727, 5705, 6380, 7018, 7172, 8470, 8932, 8965, 9454, 11165, 11410, 12551, 14036, 16940, 17545, 17930, 18908, 19723, 22330, 22820, 23635, 24563, 25102, 33089, 35090, 35860, 39446, 44660, 47270, 49126, 50204, 51997, 62755, 66178, 70180, 78892, 94540, 98252, 98615, 103994, 122815, 125510, 132356, 138061, 165445, 197230, 207988, 245630, 251020, 259985, 276122, 330890, 363979, 394460, 491260, 519970, 552244, 571967, 661780, 690305, 727958, 1039940, 1143934, 1380610, 1455916, 1819895, 2287868, 2761220, 2859835, 3639790, 4003769, 5719670, 7279580, 8007538, 11439340, 16015076, 20018845, 40037690, 80075380]

約数ペア:

[(1, 80075380), (2, 40037690), (4, 20018845), (5, 16015076), (7, 11439340), (10, 8007538), (11, 7279580), (14, 5719670), (20, 4003769), (22, 3639790), (28, 2859835), (29, 2761220), (35, 2287868), (44, 1819895), (55, 1455916), (58, 1380610), (70, 1143934), (77, 1039940), (110, 727958), (116, 690305), (121, 661780), (140, 571967), (145, 552244), (154, 519970), (163, 491260), (203, 394460), (220, 363979), (242, 330890), (290, 276122), (308, 259985), (319, 251020), (326, 245630), (385, 207988), (406, 197230), (484, 165445), (580, 138061), (605, 132356), (638, 125510), (652, 122815), (770, 103994), (812, 98615), (815, 98252), (847, 94540), (1015, 78892), (1141, 70180), (1210, 66178), (1276, 62755), (1540, 51997), (1595, 50204), (1630, 49126), (1694, 47270), (1793, 44660), (2030, 39446), (2233, 35860), (2282, 35090), (2420, 33089), (3190, 25102), (3260, 24563), (3388, 23635), (3509, 22820), (3586, 22330), (4060, 19723), (4235, 18908), (4466, 17930), (4564, 17545), (4727, 16940), (5705, 14036), (6380, 12551), (7018, 11410), (7172, 11165), (8470, 9454), (8932, 8965)]