89165890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{4973}}^1$

素因数の和:5154

約数の個数: 32

約数和(自身を含む): 176198976

約数和(自身を除く): 87033086

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 163, 326, 815, 1630, 1793, 3586, 4973, 8965, 9946, 17930, 24865, 49730, 54703, 109406, 273515, 547030, 810599, 1621198, 4052995, 8105990, 8916589, 17833178, 44582945, 89165890]

約数ペア:

[(1, 89165890), (2, 44582945), (5, 17833178), (10, 8916589), (11, 8105990), (22, 4052995), (55, 1621198), (110, 810599), (163, 547030), (326, 273515), (815, 109406), (1630, 54703), (1793, 49730), (3586, 24865), (4973, 17930), (8965, 9946)]