1640207868

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{167}}^2$

素因数の和:396

約数の個数: 108

約数和(自身を含む): 4312922040

約数和(自身を除く): 2672714172

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 39, 52, 58, 78, 87, 116, 156, 167, 169, 174, 334, 338, 348, 377, 501, 507, 668, 676, 754, 1002, 1014, 1131, 1508, 2004, 2028, 2171, 2262, 4342, 4524, 4843, 4901, 6513, 8684, 9686, 9802, 13026, 14529, 14703, 19372, 19604, 26052, 27889, 28223, 29058, 29406, 55778, 56446, 58116, 58812, 62959, 83667, 84669, 111556, 112892, 125918, 167334, 169338, 188877, 251836, 334668, 338676, 362557, 377754, 725114, 755508, 808781, 818467, 1087671, 1450228, 1617562, 1636934, 2175342, 2426343, 2455401, 3235124, 3273868, 4350684, 4713241, 4852686, 4910802, 9426482, 9705372, 9821604, 10514153, 14139723, 18852964, 21028306, 28279446, 31542459, 42056612, 56558892, 63084918, 126169836, 136683989, 273367978, 410051967, 546735956, 820103934, 1640207868]

約数ペア:

[(1, 1640207868), (2, 820103934), (3, 546735956), (4, 410051967), (6, 273367978), (12, 136683989), (13, 126169836), (26, 63084918), (29, 56558892), (39, 42056612), (52, 31542459), (58, 28279446), (78, 21028306), (87, 18852964), (116, 14139723), (156, 10514153), (167, 9821604), (169, 9705372), (174, 9426482), (334, 4910802), (338, 4852686), (348, 4713241), (377, 4350684), (501, 3273868), (507, 3235124), (668, 2455401), (676, 2426343), (754, 2175342), (1002, 1636934), (1014, 1617562), (1131, 1450228), (1508, 1087671), (2004, 818467), (2028, 808781), (2171, 755508), (2262, 725114), (4342, 377754), (4524, 362557), (4843, 338676), (4901, 334668), (6513, 251836), (8684, 188877), (9686, 169338), (9802, 167334), (13026, 125918), (14529, 112892), (14703, 111556), (19372, 84669), (19604, 83667), (26052, 62959), (27889, 58812), (28223, 58116), (29058, 56446), (29406, 55778)]