61534280

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{461}}^1$

素因数の和:590

約数の個数: 64

約数和(自身を含む): 143700480

約数和(自身を除く): 82166200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 71, 94, 142, 188, 235, 284, 355, 376, 461, 470, 568, 710, 922, 940, 1420, 1844, 1880, 2305, 2840, 3337, 3688, 4610, 6674, 9220, 13348, 16685, 18440, 21667, 26696, 32731, 33370, 43334, 65462, 66740, 86668, 108335, 130924, 133480, 163655, 173336, 216670, 261848, 327310, 433340, 654620, 866680, 1309240, 1538357, 3076714, 6153428, 7691785, 12306856, 15383570, 30767140, 61534280]

約数ペア:

[(1, 61534280), (2, 30767140), (4, 15383570), (5, 12306856), (8, 7691785), (10, 6153428), (20, 3076714), (40, 1538357), (47, 1309240), (71, 866680), (94, 654620), (142, 433340), (188, 327310), (235, 261848), (284, 216670), (355, 173336), (376, 163655), (461, 133480), (470, 130924), (568, 108335), (710, 86668), (922, 66740), (940, 65462), (1420, 43334), (1844, 33370), (1880, 32731), (2305, 26696), (2840, 21667), (3337, 18440), (3688, 16685), (4610, 13348), (6674, 9220)]