64997824

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{181}}^2$

素因数の和:405

約数の個数: 42

約数和(自身を含む): 133880352

約数和(自身を除く): 68882528

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 181, 248, 362, 496, 724, 992, 1448, 1984, 2896, 5611, 5792, 11222, 11584, 22444, 32761, 44888, 65522, 89776, 131044, 179552, 262088, 359104, 524176, 1015591, 1048352, 2031182, 2096704, 4062364, 8124728, 16249456, 32498912, 64997824]

約数ペア:

[(1, 64997824), (2, 32498912), (4, 16249456), (8, 8124728), (16, 4062364), (31, 2096704), (32, 2031182), (62, 1048352), (64, 1015591), (124, 524176), (181, 359104), (248, 262088), (362, 179552), (496, 131044), (724, 89776), (992, 65522), (1448, 44888), (1984, 32761), (2896, 22444), (5611, 11584), (5792, 11222)]