86902760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2083}}^1$

素因数の和:2250

約数の個数: 64

約数和(自身を含む): 225072000

約数和(自身を除く): 138169240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 149, 280, 298, 596, 745, 1043, 1192, 1490, 2083, 2086, 2980, 4166, 4172, 5215, 5960, 8332, 8344, 10415, 10430, 14581, 16664, 20830, 20860, 29162, 41660, 41720, 58324, 72905, 83320, 116648, 145810, 291620, 310367, 583240, 620734, 1241468, 1551835, 2172569, 2482936, 3103670, 4345138, 6207340, 8690276, 10862845, 12414680, 17380552, 21725690, 43451380, 86902760]

約数ペア:

[(1, 86902760), (2, 43451380), (4, 21725690), (5, 17380552), (7, 12414680), (8, 10862845), (10, 8690276), (14, 6207340), (20, 4345138), (28, 3103670), (35, 2482936), (40, 2172569), (56, 1551835), (70, 1241468), (140, 620734), (149, 583240), (280, 310367), (298, 291620), (596, 145810), (745, 116648), (1043, 83320), (1192, 72905), (1490, 58324), (2083, 41720), (2086, 41660), (2980, 29162), (4166, 20860), (4172, 20830), (5215, 16664), (5960, 14581), (8332, 10430), (8344, 10415)]