83913880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2693}}^1$

素因数の和:2764

約数の個数: 64

約数和(自身を含む): 203666400

約数和(自身を除く): 119752520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 1558, 1640, 2693, 3116, 3895, 5386, 6232, 7790, 10772, 13465, 15580, 21544, 26930, 31160, 51167, 53860, 102334, 107720, 110413, 204668, 220826, 255835, 409336, 441652, 511670, 552065, 883304, 1023340, 1104130, 2046680, 2097847, 2208260, 4195694, 4416520, 8391388, 10489235, 16782776, 20978470, 41956940, 83913880]

約数ペア:

[(1, 83913880), (2, 41956940), (4, 20978470), (5, 16782776), (8, 10489235), (10, 8391388), (19, 4416520), (20, 4195694), (38, 2208260), (40, 2097847), (41, 2046680), (76, 1104130), (82, 1023340), (95, 883304), (152, 552065), (164, 511670), (190, 441652), (205, 409336), (328, 255835), (380, 220826), (410, 204668), (760, 110413), (779, 107720), (820, 102334), (1558, 53860), (1640, 51167), (2693, 31160), (3116, 26930), (3895, 21544), (5386, 15580), (6232, 13465), (7790, 10772)]