65209120

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13147}}^1$

素因数の和:13193

約数の個数: 48

約数和(自身を含む): 159038208

約数和(自身を除く): 93829088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 13147, 26294, 52588, 65735, 105176, 131470, 210352, 262940, 407557, 420704, 525880, 815114, 1051760, 1630228, 2037785, 2103520, 3260456, 4075570, 6520912, 8151140, 13041824, 16302280, 32604560, 65209120]

約数ペア:

[(1, 65209120), (2, 32604560), (4, 16302280), (5, 13041824), (8, 8151140), (10, 6520912), (16, 4075570), (20, 3260456), (31, 2103520), (32, 2037785), (40, 1630228), (62, 1051760), (80, 815114), (124, 525880), (155, 420704), (160, 407557), (248, 262940), (310, 210352), (496, 131470), (620, 105176), (992, 65735), (1240, 52588), (2480, 26294), (4960, 13147)]