87905968

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{1301}}^1$

素因数の和:1453

約数の個数: 40

約数和(自身を含む): 176301216

約数和(自身を除く): 88395248

約数列:

[1, 2, 4, 8, 16, 41, 82, 103, 164, 206, 328, 412, 656, 824, 1301, 1648, 2602, 4223, 5204, 8446, 10408, 16892, 20816, 33784, 53341, 67568, 106682, 134003, 213364, 268006, 426728, 536012, 853456, 1072024, 2144048, 5494123, 10988246, 21976492, 43952984, 87905968]

約数ペア:

[(1, 87905968), (2, 43952984), (4, 21976492), (8, 10988246), (16, 5494123), (41, 2144048), (82, 1072024), (103, 853456), (164, 536012), (206, 426728), (328, 268006), (412, 213364), (656, 134003), (824, 106682), (1301, 67568), (1648, 53341), (2602, 33784), (4223, 20816), (5204, 16892), (8446, 10408)]