20167530830

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1\times {\mathrm{1783}}^1$

素因数の和:2129

約数の個数: 64

約数和(自身を含む): 37455436800

約数和(自身を除く): 17287905970

約数列:

[1, 2, 5, 10, 71, 89, 142, 178, 179, 355, 358, 445, 710, 890, 895, 1783, 1790, 3566, 6319, 8915, 12638, 12709, 15931, 17830, 25418, 31595, 31862, 63190, 63545, 79655, 126593, 127090, 158687, 159310, 253186, 317374, 319157, 632965, 638314, 793435, 1131101, 1265930, 1586870, 1595785, 2262202, 3191570, 5655505, 11266777, 11311010, 22533554, 22660147, 28404973, 45320294, 56333885, 56809946, 112667770, 113300735, 142024865, 226601470, 284049730, 2016753083, 4033506166, 10083765415, 20167530830]

約数ペア:

[(1, 20167530830), (2, 10083765415), (5, 4033506166), (10, 2016753083), (71, 284049730), (89, 226601470), (142, 142024865), (178, 113300735), (179, 112667770), (355, 56809946), (358, 56333885), (445, 45320294), (710, 28404973), (890, 22660147), (895, 22533554), (1783, 11311010), (1790, 11266777), (3566, 5655505), (6319, 3191570), (8915, 2262202), (12638, 1595785), (12709, 1586870), (15931, 1265930), (17830, 1131101), (25418, 793435), (31595, 638314), (31862, 632965), (63190, 319157), (63545, 317374), (79655, 253186), (126593, 159310), (127090, 158687)]