98083720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2351}}^1$

素因数の和:2518

約数の個数: 64

約数和(自身を含む): 254016000

約数和(自身を除く): 155932280

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, 2086, 2351, 2980, 4172, 4702, 5215, 5960, 8344, 9404, 10430, 11755, 16457, 18808, 20860, 23510, 32914, 41720, 47020, 65828, 82285, 94040, 131656, 164570, 329140, 350299, 658280, 700598, 1401196, 1751495, 2452093, 2802392, 3502990, 4904186, 7005980, 9808372, 12260465, 14011960, 19616744, 24520930, 49041860, 98083720]

約数ペア:

[(1, 98083720), (2, 49041860), (4, 24520930), (5, 19616744), (7, 14011960), (8, 12260465), (10, 9808372), (14, 7005980), (20, 4904186), (28, 3502990), (35, 2802392), (40, 2452093), (56, 1751495), (70, 1401196), (140, 700598), (149, 658280), (280, 350299), (298, 329140), (596, 164570), (745, 131656), (1043, 94040), (1192, 82285), (1490, 65828), (2086, 47020), (2351, 41720), (2980, 32914), (4172, 23510), (4702, 20860), (5215, 18808), (5960, 16457), (8344, 11755), (9404, 10430)]