201813950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4373}}^1$

素因数の和:4469

約数の個数: 48

約数和(自身を含む): 410036256

約数和(自身を除く): 208222306

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 71, 130, 142, 325, 355, 650, 710, 923, 1775, 1846, 3550, 4373, 4615, 8746, 9230, 21865, 23075, 43730, 46150, 56849, 109325, 113698, 218650, 284245, 310483, 568490, 620966, 1421225, 1552415, 2842450, 3104830, 4036279, 7762075, 8072558, 15524150, 20181395, 40362790, 100906975, 201813950]

約数ペア:

[(1, 201813950), (2, 100906975), (5, 40362790), (10, 20181395), (13, 15524150), (25, 8072558), (26, 7762075), (50, 4036279), (65, 3104830), (71, 2842450), (130, 1552415), (142, 1421225), (325, 620966), (355, 568490), (650, 310483), (710, 284245), (923, 218650), (1775, 113698), (1846, 109325), (3550, 56849), (4373, 46150), (4615, 43730), (8746, 23075), (9230, 21865)]