78291376

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{199}}^1\times {\mathrm{367}}^1$

素因数の和:641

約数の個数: 40

約数和(自身を含む): 155148800

約数和(自身を除く): 76857424

約数列:

[1, 2, 4, 8, 16, 67, 134, 199, 268, 367, 398, 536, 734, 796, 1072, 1468, 1592, 2936, 3184, 5872, 13333, 24589, 26666, 49178, 53332, 73033, 98356, 106664, 146066, 196712, 213328, 292132, 393424, 584264, 1168528, 4893211, 9786422, 19572844, 39145688, 78291376]

約数ペア:

[(1, 78291376), (2, 39145688), (4, 19572844), (8, 9786422), (16, 4893211), (67, 1168528), (134, 584264), (199, 393424), (268, 292132), (367, 213328), (398, 196712), (536, 146066), (734, 106664), (796, 98356), (1072, 73033), (1468, 53332), (1592, 49178), (2936, 26666), (3184, 24589), (5872, 13333)]