715617890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{1789}}^1$

素因数の和:2007

約数の個数: 64

約数和(自身を含む): 1477738080

約数和(自身を除く): 762120190

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 181, 221, 362, 442, 905, 1105, 1789, 1810, 2210, 2353, 3077, 3578, 4706, 6154, 8945, 11765, 15385, 17890, 23257, 23530, 30413, 30770, 40001, 46514, 60826, 80002, 116285, 152065, 200005, 232570, 304130, 323809, 395369, 400010, 647618, 790738, 1619045, 1976845, 3238090, 3953690, 4209517, 5504753, 8419034, 11009506, 21047585, 27523765, 42095170, 55047530, 71561789, 143123578, 357808945, 715617890]

約数ペア:

[(1, 715617890), (2, 357808945), (5, 143123578), (10, 71561789), (13, 55047530), (17, 42095170), (26, 27523765), (34, 21047585), (65, 11009506), (85, 8419034), (130, 5504753), (170, 4209517), (181, 3953690), (221, 3238090), (362, 1976845), (442, 1619045), (905, 790738), (1105, 647618), (1789, 400010), (1810, 395369), (2210, 323809), (2353, 304130), (3077, 232570), (3578, 200005), (4706, 152065), (6154, 116285), (8945, 80002), (11765, 60826), (15385, 46514), (17890, 40001), (23257, 30770), (23530, 30413)]