82984220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{647}}^1$

素因数の和:731

約数の個数: 72

約数和(自身を含む): 195465312

約数和(自身を除く): 112481092

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 121, 212, 220, 242, 265, 484, 530, 583, 605, 647, 1060, 1166, 1210, 1294, 2332, 2420, 2588, 2915, 3235, 5830, 6413, 6470, 7117, 11660, 12826, 12940, 14234, 25652, 28468, 32065, 34291, 35585, 64130, 68582, 71170, 78287, 128260, 137164, 142340, 156574, 171455, 313148, 342910, 377201, 391435, 685820, 754402, 782870, 1508804, 1565740, 1886005, 3772010, 4149211, 7544020, 8298422, 16596844, 20746055, 41492110, 82984220]

約数ペア:

[(1, 82984220), (2, 41492110), (4, 20746055), (5, 16596844), (10, 8298422), (11, 7544020), (20, 4149211), (22, 3772010), (44, 1886005), (53, 1565740), (55, 1508804), (106, 782870), (110, 754402), (121, 685820), (212, 391435), (220, 377201), (242, 342910), (265, 313148), (484, 171455), (530, 156574), (583, 142340), (605, 137164), (647, 128260), (1060, 78287), (1166, 71170), (1210, 68582), (1294, 64130), (2332, 35585), (2420, 34291), (2588, 32065), (2915, 28468), (3235, 25652), (5830, 14234), (6413, 12940), (6470, 12826), (7117, 11660)]