280160

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1$

素因数の和:135

約数の個数: 48

約数和(自身を含む): 707616

約数和(自身を除く): 427456

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 103, 136, 160, 170, 206, 272, 340, 412, 515, 544, 680, 824, 1030, 1360, 1648, 1751, 2060, 2720, 3296, 3502, 4120, 7004, 8240, 8755, 14008, 16480, 17510, 28016, 35020, 56032, 70040, 140080, 280160]

約数ペア:

[(1, 280160), (2, 140080), (4, 70040), (5, 56032), (8, 35020), (10, 28016), (16, 17510), (17, 16480), (20, 14008), (32, 8755), (34, 8240), (40, 7004), (68, 4120), (80, 3502), (85, 3296), (103, 2720), (136, 2060), (160, 1751), (170, 1648), (206, 1360), (272, 1030), (340, 824), (412, 680), (515, 544)]