6445487960

素因数分解:

$2^3\times 5^1\times {\mathrm{4957}}^1\times {\mathrm{32507}}^1$

素因数の和:37475

約数の個数: 32

約数和(自身を含む): 14505719760

約数和(自身を除く): 8060231800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4957, 9914, 19828, 24785, 32507, 39656, 49570, 65014, 99140, 130028, 162535, 198280, 260056, 325070, 650140, 1300280, 161137199, 322274398, 644548796, 805685995, 1289097592, 1611371990, 3222743980, 6445487960]

約数ペア:

[(1, 6445487960), (2, 3222743980), (4, 1611371990), (5, 1289097592), (8, 805685995), (10, 644548796), (20, 322274398), (40, 161137199), (4957, 1300280), (9914, 650140), (19828, 325070), (24785, 260056), (32507, 198280), (39656, 162535), (49570, 130028), (65014, 99140)]