81371684056

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{887}}^1\times {\mathrm{1733}}^1$

素因数の和:3148

約数の個数: 64

約数和(自身を含む): 164911723200

約数和(自身を除く): 83540039144

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 509, 887, 1018, 1733, 1774, 2036, 3466, 3548, 4072, 6617, 6932, 7096, 11531, 13234, 13864, 22529, 23062, 26468, 45058, 46124, 52936, 90116, 92248, 180232, 451483, 882097, 902966, 1537171, 1764194, 1805932, 3074342, 3528388, 3611864, 5869279, 6148684, 7056776, 11467261, 11738558, 12297368, 19983223, 22934522, 23477116, 39966446, 45869044, 46954232, 79932892, 91738088, 159865784, 782420039, 1564840078, 3129680156, 6259360312, 10171460507, 20342921014, 40685842028, 81371684056]

約数ペア:

[(1, 81371684056), (2, 40685842028), (4, 20342921014), (8, 10171460507), (13, 6259360312), (26, 3129680156), (52, 1564840078), (104, 782420039), (509, 159865784), (887, 91738088), (1018, 79932892), (1733, 46954232), (1774, 45869044), (2036, 39966446), (3466, 23477116), (3548, 22934522), (4072, 19983223), (6617, 12297368), (6932, 11738558), (7096, 11467261), (11531, 7056776), (13234, 6148684), (13864, 5869279), (22529, 3611864), (23062, 3528388), (26468, 3074342), (45058, 1805932), (46124, 1764194), (52936, 1537171), (90116, 902966), (92248, 882097), (180232, 451483)]