128833480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{4621}}^1$

素因数の和:4690

約数の個数: 64

約数和(自身を含む): 314480880

約数和(自身を除く): 185647400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 164, 170, 205, 328, 340, 410, 680, 697, 820, 1394, 1640, 2788, 3485, 4621, 5576, 6970, 9242, 13940, 18484, 23105, 27880, 36968, 46210, 78557, 92420, 157114, 184840, 189461, 314228, 378922, 392785, 628456, 757844, 785570, 947305, 1515688, 1571140, 1894610, 3142280, 3220837, 3789220, 6441674, 7578440, 12883348, 16104185, 25766696, 32208370, 64416740, 128833480]

約数ペア:

[(1, 128833480), (2, 64416740), (4, 32208370), (5, 25766696), (8, 16104185), (10, 12883348), (17, 7578440), (20, 6441674), (34, 3789220), (40, 3220837), (41, 3142280), (68, 1894610), (82, 1571140), (85, 1515688), (136, 947305), (164, 785570), (170, 757844), (205, 628456), (328, 392785), (340, 378922), (410, 314228), (680, 189461), (697, 184840), (820, 157114), (1394, 92420), (1640, 78557), (2788, 46210), (3485, 36968), (4621, 27880), (5576, 23105), (6970, 18484), (9242, 13940)]