239920400

素因数分解:

$2^4\times 5^2\times {\mathrm{53}}^1\times {\mathrm{11317}}^1$

素因数の和:11388

約数の個数: 60

約数和(自身を含む): 587336292

約数和(自身を除く): 347415892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 53, 80, 100, 106, 200, 212, 265, 400, 424, 530, 848, 1060, 1325, 2120, 2650, 4240, 5300, 10600, 11317, 21200, 22634, 45268, 56585, 90536, 113170, 181072, 226340, 282925, 452680, 565850, 599801, 905360, 1131700, 1199602, 2263400, 2399204, 2999005, 4526800, 4798408, 5998010, 9596816, 11996020, 14995025, 23992040, 29990050, 47984080, 59980100, 119960200, 239920400]

約数ペア:

[(1, 239920400), (2, 119960200), (4, 59980100), (5, 47984080), (8, 29990050), (10, 23992040), (16, 14995025), (20, 11996020), (25, 9596816), (40, 5998010), (50, 4798408), (53, 4526800), (80, 2999005), (100, 2399204), (106, 2263400), (200, 1199602), (212, 1131700), (265, 905360), (400, 599801), (424, 565850), (530, 452680), (848, 282925), (1060, 226340), (1325, 181072), (2120, 113170), (2650, 90536), (4240, 56585), (5300, 45268), (10600, 22634), (11317, 21200)]