163040540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{36887}}^1$

素因数の和:36926

約数の個数: 48

約数和(自身を含む): 390422592

約数和(自身を除く): 227382052

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 36887, 73774, 147548, 184435, 368870, 479531, 627079, 737740, 959062, 1254158, 1918124, 2397655, 2508316, 3135395, 4795310, 6270790, 8152027, 9590620, 12541580, 16304054, 32608108, 40760135, 81520270, 163040540]

約数ペア:

[(1, 163040540), (2, 81520270), (4, 40760135), (5, 32608108), (10, 16304054), (13, 12541580), (17, 9590620), (20, 8152027), (26, 6270790), (34, 4795310), (52, 3135395), (65, 2508316), (68, 2397655), (85, 1918124), (130, 1254158), (170, 959062), (221, 737740), (260, 627079), (340, 479531), (442, 368870), (884, 184435), (1105, 147548), (2210, 73774), (4420, 36887)]