71289088

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:751

約数の個数: 72

約数和(自身を含む): 158418176

約数和(自身を除く): 87129088

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 403, 416, 496, 691, 806, 832, 992, 1382, 1612, 1664, 1984, 2764, 3224, 3328, 3968, 5528, 6448, 7936, 8983, 11056, 12896, 17966, 21421, 22112, 25792, 35932, 42842, 44224, 51584, 71864, 85684, 88448, 103168, 143728, 171368, 176896, 278473, 287456, 342736, 556946, 574912, 685472, 1113892, 1149824, 1370944, 2227784, 2299648, 2741888, 4455568, 5483776, 8911136, 17822272, 35644544, 71289088]

約数ペア:

[(1, 71289088), (2, 35644544), (4, 17822272), (8, 8911136), (13, 5483776), (16, 4455568), (26, 2741888), (31, 2299648), (32, 2227784), (52, 1370944), (62, 1149824), (64, 1113892), (104, 685472), (124, 574912), (128, 556946), (208, 342736), (248, 287456), (256, 278473), (403, 176896), (416, 171368), (496, 143728), (691, 103168), (806, 88448), (832, 85684), (992, 71864), (1382, 51584), (1612, 44224), (1664, 42842), (1984, 35932), (2764, 25792), (3224, 22112), (3328, 21421), (3968, 17966), (5528, 12896), (6448, 11056), (7936, 8983)]