28425800

素因数分解:

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

素因数の和:100

約数の個数: 108

約数和(自身を含む): 74117745

約数和(自身を除く): 45691945

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 29, 40, 50, 52, 58, 65, 100, 104, 116, 130, 145, 169, 200, 232, 260, 290, 325, 338, 377, 520, 580, 650, 676, 725, 754, 841, 845, 1160, 1300, 1352, 1450, 1508, 1682, 1690, 1885, 2600, 2900, 3016, 3364, 3380, 3770, 4205, 4225, 4901, 5800, 6728, 6760, 7540, 8410, 8450, 9425, 9802, 10933, 15080, 16820, 16900, 18850, 19604, 21025, 21866, 24505, 33640, 33800, 37700, 39208, 42050, 43732, 49010, 54665, 75400, 84100, 87464, 98020, 109330, 122525, 142129, 168200, 196040, 218660, 245050, 273325, 284258, 437320, 490100, 546650, 568516, 710645, 980200, 1093300, 1137032, 1421290, 2186600, 2842580, 3553225, 5685160, 7106450, 14212900, 28425800]

約数ペア:

[(1, 28425800), (2, 14212900), (4, 7106450), (5, 5685160), (8, 3553225), (10, 2842580), (13, 2186600), (20, 1421290), (25, 1137032), (26, 1093300), (29, 980200), (40, 710645), (50, 568516), (52, 546650), (58, 490100), (65, 437320), (100, 284258), (104, 273325), (116, 245050), (130, 218660), (145, 196040), (169, 168200), (200, 142129), (232, 122525), (260, 109330), (290, 98020), (325, 87464), (338, 84100), (377, 75400), (520, 54665), (580, 49010), (650, 43732), (676, 42050), (725, 39208), (754, 37700), (841, 33800), (845, 33640), (1160, 24505), (1300, 21866), (1352, 21025), (1450, 19604), (1508, 18850), (1682, 16900), (1690, 16820), (1885, 15080), (2600, 10933), (2900, 9802), (3016, 9425), (3364, 8450), (3380, 8410), (3770, 7540), (4205, 6760), (4225, 6728), (4901, 5800)]