42725560

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{6553}}^1$

素因数の和:6727

約数の個数: 32

約数和(自身を含む): 96737040

約数和(自身を除く): 54011480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 6553, 13106, 26212, 32765, 52424, 65530, 131060, 262120, 1068139, 2136278, 4272556, 5340695, 8545112, 10681390, 21362780, 42725560]

約数ペア:

[(1, 42725560), (2, 21362780), (4, 10681390), (5, 8545112), (8, 5340695), (10, 4272556), (20, 2136278), (40, 1068139), (163, 262120), (326, 131060), (652, 65530), (815, 52424), (1304, 32765), (1630, 26212), (3260, 13106), (6520, 6553)]