64471390

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{1069}}^1$

素因数の和:1276

約数の個数: 32

約数和(自身を含む): 120028320

約数和(自身を除く): 55556930

約数列:

[1, 2, 5, 10, 37, 74, 163, 185, 326, 370, 815, 1069, 1630, 2138, 5345, 6031, 10690, 12062, 30155, 39553, 60310, 79106, 174247, 197765, 348494, 395530, 871235, 1742470, 6447139, 12894278, 32235695, 64471390]

約数ペア:

[(1, 64471390), (2, 32235695), (5, 12894278), (10, 6447139), (37, 1742470), (74, 871235), (163, 395530), (185, 348494), (326, 197765), (370, 174247), (815, 79106), (1069, 60310), (1630, 39553), (2138, 30155), (5345, 12062), (6031, 10690)]