81084716

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{41}}^2\times {\mathrm{389}}^1$

素因数の和:506

約数の個数: 36

約数和(自身を含む): 150521280

約数和(自身を除く): 69436564

約数列:

[1, 2, 4, 31, 41, 62, 82, 124, 164, 389, 778, 1271, 1556, 1681, 2542, 3362, 5084, 6724, 12059, 15949, 24118, 31898, 48236, 52111, 63796, 104222, 208444, 494419, 653909, 988838, 1307818, 1977676, 2615636, 20271179, 40542358, 81084716]

約数ペア:

[(1, 81084716), (2, 40542358), (4, 20271179), (31, 2615636), (41, 1977676), (62, 1307818), (82, 988838), (124, 653909), (164, 494419), (389, 208444), (778, 104222), (1271, 63796), (1556, 52111), (1681, 48236), (2542, 31898), (3362, 24118), (5084, 15949), (6724, 12059)]