66559400

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{8117}}^1$

素因数の和:8174

約数の個数: 48

約数和(自身を含む): 158544540

約数和(自身を除く): 91985140

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 164, 200, 205, 328, 410, 820, 1025, 1640, 2050, 4100, 8117, 8200, 16234, 32468, 40585, 64936, 81170, 162340, 202925, 324680, 332797, 405850, 665594, 811700, 1331188, 1623400, 1663985, 2662376, 3327970, 6655940, 8319925, 13311880, 16639850, 33279700, 66559400]

約数ペア:

[(1, 66559400), (2, 33279700), (4, 16639850), (5, 13311880), (8, 8319925), (10, 6655940), (20, 3327970), (25, 2662376), (40, 1663985), (41, 1623400), (50, 1331188), (82, 811700), (100, 665594), (164, 405850), (200, 332797), (205, 324680), (328, 202925), (410, 162340), (820, 81170), (1025, 64936), (1640, 40585), (2050, 32468), (4100, 16234), (8117, 8200)]