61311520

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{22541}}^1$

素因数の和:22573

約数の個数: 48

約数和(自身を含む): 153375768

約数和(自身を除く): 92064248

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, 22541, 45082, 90164, 112705, 180328, 225410, 360656, 383197, 450820, 721312, 766394, 901640, 1532788, 1803280, 1915985, 3065576, 3606560, 3831970, 6131152, 7663940, 12262304, 15327880, 30655760, 61311520]

約数ペア:

[(1, 61311520), (2, 30655760), (4, 15327880), (5, 12262304), (8, 7663940), (10, 6131152), (16, 3831970), (17, 3606560), (20, 3065576), (32, 1915985), (34, 1803280), (40, 1532788), (68, 901640), (80, 766394), (85, 721312), (136, 450820), (160, 383197), (170, 360656), (272, 225410), (340, 180328), (544, 112705), (680, 90164), (1360, 45082), (2720, 22541)]