48999140

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 105283584

約数和(自身を除く): 56284444

約数列:

[1, 2, 4, 5, 10, 20, 101, 127, 191, 202, 254, 382, 404, 505, 508, 635, 764, 955, 1010, 1270, 1910, 2020, 2540, 3820, 12827, 19291, 24257, 25654, 38582, 48514, 51308, 64135, 77164, 96455, 97028, 121285, 128270, 192910, 242570, 256540, 385820, 485140, 2449957, 4899914, 9799828, 12249785, 24499570, 48999140]

約数ペア:

[(1, 48999140), (2, 24499570), (4, 12249785), (5, 9799828), (10, 4899914), (20, 2449957), (101, 485140), (127, 385820), (191, 256540), (202, 242570), (254, 192910), (382, 128270), (404, 121285), (505, 97028), (508, 96455), (635, 77164), (764, 64135), (955, 51308), (1010, 48514), (1270, 38582), (1910, 25654), (2020, 24257), (2540, 19291), (3820, 12827)]