64865392

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6883}}^1$

素因数の和:6941

約数の個数: 40

約数和(自身を含む): 136578560

約数和(自身を除く): 71713168

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 6883, 9424, 13766, 27532, 55064, 110128, 130777, 213373, 261554, 426746, 523108, 853492, 1046216, 1706984, 2092432, 3413968, 4054087, 8108174, 16216348, 32432696, 64865392]

約数ペア:

[(1, 64865392), (2, 32432696), (4, 16216348), (8, 8108174), (16, 4054087), (19, 3413968), (31, 2092432), (38, 1706984), (62, 1046216), (76, 853492), (124, 523108), (152, 426746), (248, 261554), (304, 213373), (496, 130777), (589, 110128), (1178, 55064), (2356, 27532), (4712, 13766), (6883, 9424)]