64967560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{6271}}^1$

素因数の和:6326

約数の個数: 64

約数和(自身を含む): 171601920

約数和(自身を除く): 106634360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 6271, 10360, 12542, 25084, 31355, 43897, 50168, 62710, 87794, 125420, 175588, 219485, 232027, 250840, 351176, 438970, 464054, 877940, 928108, 1160135, 1624189, 1755880, 1856216, 2320270, 3248378, 4640540, 6496756, 8120945, 9281080, 12993512, 16241890, 32483780, 64967560]

約数ペア:

[(1, 64967560), (2, 32483780), (4, 16241890), (5, 12993512), (7, 9281080), (8, 8120945), (10, 6496756), (14, 4640540), (20, 3248378), (28, 2320270), (35, 1856216), (37, 1755880), (40, 1624189), (56, 1160135), (70, 928108), (74, 877940), (140, 464054), (148, 438970), (185, 351176), (259, 250840), (280, 232027), (296, 219485), (370, 175588), (518, 125420), (740, 87794), (1036, 62710), (1295, 50168), (1480, 43897), (2072, 31355), (2590, 25084), (5180, 12542), (6271, 10360)]