64890384

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103991}}^1$

素因数の和:104015

約数の個数: 40

約数和(自身を含む): 180530112

約数和(自身を除く): 115639728

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 103991, 207982, 311973, 415964, 623946, 831928, 1247892, 1351883, 1663856, 2495784, 2703766, 4055649, 4991568, 5407532, 8111298, 10815064, 16222596, 21630128, 32445192, 64890384]

約数ペア:

[(1, 64890384), (2, 32445192), (3, 21630128), (4, 16222596), (6, 10815064), (8, 8111298), (12, 5407532), (13, 4991568), (16, 4055649), (24, 2703766), (26, 2495784), (39, 1663856), (48, 1351883), (52, 1247892), (78, 831928), (104, 623946), (156, 415964), (208, 311973), (312, 207982), (624, 103991)]