201583880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{1217}}^1$

素因数の和:1370

約数の個数: 64

約数和(自身を含む): 469612080

約数和(自身を除く): 268028200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 101, 164, 202, 205, 328, 404, 410, 505, 808, 820, 1010, 1217, 1640, 2020, 2434, 4040, 4141, 4868, 6085, 8282, 9736, 12170, 16564, 20705, 24340, 33128, 41410, 48680, 49897, 82820, 99794, 122917, 165640, 199588, 245834, 249485, 399176, 491668, 498970, 614585, 983336, 997940, 1229170, 1995880, 2458340, 4916680, 5039597, 10079194, 20158388, 25197985, 40316776, 50395970, 100791940, 201583880]

約数ペア:

[(1, 201583880), (2, 100791940), (4, 50395970), (5, 40316776), (8, 25197985), (10, 20158388), (20, 10079194), (40, 5039597), (41, 4916680), (82, 2458340), (101, 1995880), (164, 1229170), (202, 997940), (205, 983336), (328, 614585), (404, 498970), (410, 491668), (505, 399176), (808, 249485), (820, 245834), (1010, 199588), (1217, 165640), (1640, 122917), (2020, 99794), (2434, 82820), (4040, 49897), (4141, 48680), (4868, 41410), (6085, 33128), (8282, 24340), (9736, 20705), (12170, 16564)]