55898720

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20551}}^1$

素因数の和:20583

約数の個数: 48

約数和(自身を含む): 139835808

約数和(自身を除く): 83937088

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 20551, 41102, 82204, 102755, 164408, 205510, 328816, 349367, 411020, 657632, 698734, 822040, 1397468, 1644080, 1746835, 2794936, 3288160, 3493670, 5589872, 6987340, 11179744, 13974680, 27949360, 55898720]

約数ペア:

[(1, 55898720), (2, 27949360), (4, 13974680), (5, 11179744), (8, 6987340), (10, 5589872), (16, 3493670), (17, 3288160), (20, 2794936), (32, 1746835), (34, 1644080), (40, 1397468), (68, 822040), (80, 698734), (85, 657632), (136, 411020), (160, 349367), (170, 328816), (272, 205510), (340, 164408), (544, 102755), (680, 82204), (1360, 41102), (2720, 20551)]