61640488

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{373}}^1$

素因数の和:626

約数の個数: 64

約数和(自身を含む): 143256960

約数和(自身を除く): 81616472

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 227, 364, 373, 454, 728, 746, 908, 1492, 1589, 1816, 2611, 2951, 2984, 3178, 4849, 5222, 5902, 6356, 9698, 10444, 11804, 12712, 19396, 20657, 20888, 23608, 33943, 38792, 41314, 67886, 82628, 84671, 135772, 165256, 169342, 271544, 338684, 592697, 677368, 1100723, 1185394, 2201446, 2370788, 4402892, 4741576, 7705061, 8805784, 15410122, 30820244, 61640488]

約数ペア:

[(1, 61640488), (2, 30820244), (4, 15410122), (7, 8805784), (8, 7705061), (13, 4741576), (14, 4402892), (26, 2370788), (28, 2201446), (52, 1185394), (56, 1100723), (91, 677368), (104, 592697), (182, 338684), (227, 271544), (364, 169342), (373, 165256), (454, 135772), (728, 84671), (746, 82628), (908, 67886), (1492, 41314), (1589, 38792), (1816, 33943), (2611, 23608), (2951, 20888), (2984, 20657), (3178, 19396), (4849, 12712), (5222, 11804), (5902, 10444), (6356, 9698)]