131026880

素因数分解:

$2^6\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1699}}^1$

素因数の和:1957

約数の個数: 56

約数和(自身を含む): 313486800

約数和(自身を除く): 182459920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 241, 320, 482, 964, 1205, 1699, 1928, 2410, 3398, 3856, 4820, 6796, 7712, 8495, 9640, 13592, 15424, 16990, 19280, 27184, 33980, 38560, 54368, 67960, 77120, 108736, 135920, 271840, 409459, 543680, 818918, 1637836, 2047295, 3275672, 4094590, 6551344, 8189180, 13102688, 16378360, 26205376, 32756720, 65513440, 131026880]

約数ペア:

[(1, 131026880), (2, 65513440), (4, 32756720), (5, 26205376), (8, 16378360), (10, 13102688), (16, 8189180), (20, 6551344), (32, 4094590), (40, 3275672), (64, 2047295), (80, 1637836), (160, 818918), (241, 543680), (320, 409459), (482, 271840), (964, 135920), (1205, 108736), (1699, 77120), (1928, 67960), (2410, 54368), (3398, 38560), (3856, 33980), (4820, 27184), (6796, 19280), (7712, 16990), (8495, 15424), (9640, 13592)]