1555363550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{32779}}^1$

素因数の和:32877

約数の個数: 48

約数和(自身を含む): 3158287440

約数和(自身を除く): 1602923890

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 73, 130, 146, 325, 365, 650, 730, 949, 1825, 1898, 3650, 4745, 9490, 23725, 32779, 47450, 65558, 163895, 327790, 426127, 819475, 852254, 1638950, 2130635, 2392867, 4261270, 4785734, 10653175, 11964335, 21306350, 23928670, 31107271, 59821675, 62214542, 119643350, 155536355, 311072710, 777681775, 1555363550]

約数ペア:

[(1, 1555363550), (2, 777681775), (5, 311072710), (10, 155536355), (13, 119643350), (25, 62214542), (26, 59821675), (50, 31107271), (65, 23928670), (73, 21306350), (130, 11964335), (146, 10653175), (325, 4785734), (365, 4261270), (650, 2392867), (730, 2130635), (949, 1638950), (1825, 852254), (1898, 819475), (3650, 426127), (4745, 327790), (9490, 163895), (23725, 65558), (32779, 47450)]