61562680

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:544

約数の個数: 64

約数和(自身を含む): 143467200

約数和(自身を除く): 81904520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 71, 106, 142, 212, 265, 284, 355, 409, 424, 530, 568, 710, 818, 1060, 1420, 1636, 2045, 2120, 2840, 3272, 3763, 4090, 7526, 8180, 15052, 16360, 18815, 21677, 29039, 30104, 37630, 43354, 58078, 75260, 86708, 108385, 116156, 145195, 150520, 173416, 216770, 232312, 290390, 433540, 580780, 867080, 1161560, 1539067, 3078134, 6156268, 7695335, 12312536, 15390670, 30781340, 61562680]

約数ペア:

[(1, 61562680), (2, 30781340), (4, 15390670), (5, 12312536), (8, 7695335), (10, 6156268), (20, 3078134), (40, 1539067), (53, 1161560), (71, 867080), (106, 580780), (142, 433540), (212, 290390), (265, 232312), (284, 216770), (355, 173416), (409, 150520), (424, 145195), (530, 116156), (568, 108385), (710, 86708), (818, 75260), (1060, 58078), (1420, 43354), (1636, 37630), (2045, 30104), (2120, 29039), (2840, 21677), (3272, 18815), (3763, 16360), (4090, 15052), (7526, 8180)]