71273216

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1283}}^1$

素因数の和:1337

約数の個数: 72

約数和(自身を含む): 167967744

約数和(自身を除く): 96694528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 868, 896, 992, 1283, 1736, 1792, 1984, 2566, 3472, 3968, 5132, 6944, 7936, 8981, 10264, 13888, 17962, 20528, 27776, 35924, 39773, 41056, 55552, 71848, 79546, 82112, 143696, 159092, 164224, 278411, 287392, 318184, 328448, 556822, 574784, 636368, 1113644, 1149568, 1272736, 2227288, 2299136, 2545472, 4454576, 5090944, 8909152, 10181888, 17818304, 35636608, 71273216]

約数ペア:

[(1, 71273216), (2, 35636608), (4, 17818304), (7, 10181888), (8, 8909152), (14, 5090944), (16, 4454576), (28, 2545472), (31, 2299136), (32, 2227288), (56, 1272736), (62, 1149568), (64, 1113644), (112, 636368), (124, 574784), (128, 556822), (217, 328448), (224, 318184), (248, 287392), (256, 278411), (434, 164224), (448, 159092), (496, 143696), (868, 82112), (896, 79546), (992, 71848), (1283, 55552), (1736, 41056), (1792, 39773), (1984, 35924), (2566, 27776), (3472, 20528), (3968, 17962), (5132, 13888), (6944, 10264), (7936, 8981)]