86312680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1481}}^1$

素因数の和:1570

約数の個数: 64

約数和(自身を含む): 204871680

約数和(自身を除く): 118559000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 62, 94, 124, 155, 188, 235, 248, 310, 376, 470, 620, 940, 1240, 1457, 1481, 1880, 2914, 2962, 5828, 5924, 7285, 7405, 11656, 11848, 14570, 14810, 29140, 29620, 45911, 58280, 59240, 69607, 91822, 139214, 183644, 229555, 278428, 348035, 367288, 459110, 556856, 696070, 918220, 1392140, 1836440, 2157817, 2784280, 4315634, 8631268, 10789085, 17262536, 21578170, 43156340, 86312680]

約数ペア:

[(1, 86312680), (2, 43156340), (4, 21578170), (5, 17262536), (8, 10789085), (10, 8631268), (20, 4315634), (31, 2784280), (40, 2157817), (47, 1836440), (62, 1392140), (94, 918220), (124, 696070), (155, 556856), (188, 459110), (235, 367288), (248, 348035), (310, 278428), (376, 229555), (470, 183644), (620, 139214), (940, 91822), (1240, 69607), (1457, 59240), (1481, 58280), (1880, 45911), (2914, 29620), (2962, 29140), (5828, 14810), (5924, 14570), (7285, 11848), (7405, 11656)]