20186559100

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1597}}^1\times {\mathrm{3083}}^1$

素因数の和:4735

約数の個数: 72

約数和(自身を含む): 44915906448

約数和(自身を除く): 24729347348

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 1597, 2050, 3083, 3194, 4100, 6166, 6388, 7985, 12332, 15415, 15970, 30830, 31940, 39925, 61660, 65477, 77075, 79850, 126403, 130954, 154150, 159700, 252806, 261908, 308300, 327385, 505612, 632015, 654770, 1264030, 1309540, 1636925, 2528060, 3160075, 3273850, 4923551, 6320150, 6547700, 9847102, 12640300, 19694204, 24617755, 49235510, 98471020, 123088775, 201865591, 246177550, 403731182, 492355100, 807462364, 1009327955, 2018655910, 4037311820, 5046639775, 10093279550, 20186559100]

約数ペア:

[(1, 20186559100), (2, 10093279550), (4, 5046639775), (5, 4037311820), (10, 2018655910), (20, 1009327955), (25, 807462364), (41, 492355100), (50, 403731182), (82, 246177550), (100, 201865591), (164, 123088775), (205, 98471020), (410, 49235510), (820, 24617755), (1025, 19694204), (1597, 12640300), (2050, 9847102), (3083, 6547700), (3194, 6320150), (4100, 4923551), (6166, 3273850), (6388, 3160075), (7985, 2528060), (12332, 1636925), (15415, 1309540), (15970, 1264030), (30830, 654770), (31940, 632015), (39925, 505612), (61660, 327385), (65477, 308300), (77075, 261908), (79850, 252806), (126403, 159700), (130954, 154150)]