66895600

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{4079}}^1$

素因数の和:4138

約数の個数: 60

約数和(自身を含む): 164676960

約数和(自身を除く): 97781360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 164, 200, 205, 328, 400, 410, 656, 820, 1025, 1640, 2050, 3280, 4079, 4100, 8158, 8200, 16316, 16400, 20395, 32632, 40790, 65264, 81580, 101975, 163160, 167239, 203950, 326320, 334478, 407900, 668956, 815800, 836195, 1337912, 1631600, 1672390, 2675824, 3344780, 4180975, 6689560, 8361950, 13379120, 16723900, 33447800, 66895600]

約数ペア:

[(1, 66895600), (2, 33447800), (4, 16723900), (5, 13379120), (8, 8361950), (10, 6689560), (16, 4180975), (20, 3344780), (25, 2675824), (40, 1672390), (41, 1631600), (50, 1337912), (80, 836195), (82, 815800), (100, 668956), (164, 407900), (200, 334478), (205, 326320), (328, 203950), (400, 167239), (410, 163160), (656, 101975), (820, 81580), (1025, 65264), (1640, 40790), (2050, 32632), (3280, 20395), (4079, 16400), (4100, 16316), (8158, 8200)]