89913880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{1013}}^1$

素因数の和:1348

約数の個数: 64

約数和(自身を含む): 232165440

約数和(自身を除く): 142251560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 317, 634, 1013, 1268, 1585, 2026, 2219, 2536, 3170, 4052, 4438, 5065, 6340, 7091, 8104, 8876, 10130, 11095, 12680, 14182, 17752, 20260, 22190, 28364, 35455, 40520, 44380, 56728, 70910, 88760, 141820, 283640, 321121, 642242, 1284484, 1605605, 2247847, 2568968, 3211210, 4495694, 6422420, 8991388, 11239235, 12844840, 17982776, 22478470, 44956940, 89913880]

約数ペア:

[(1, 89913880), (2, 44956940), (4, 22478470), (5, 17982776), (7, 12844840), (8, 11239235), (10, 8991388), (14, 6422420), (20, 4495694), (28, 3211210), (35, 2568968), (40, 2247847), (56, 1605605), (70, 1284484), (140, 642242), (280, 321121), (317, 283640), (634, 141820), (1013, 88760), (1268, 70910), (1585, 56728), (2026, 44380), (2219, 40520), (2536, 35455), (3170, 28364), (4052, 22190), (4438, 20260), (5065, 17752), (6340, 14182), (7091, 12680), (8104, 11095), (8876, 10130)]