51402580

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{683}}^1$

素因数の和:816

約数の個数: 48

約数和(自身を含む): 111694464

約数和(自身を除く): 60291884

約数列:

[1, 2, 4, 5, 10, 20, 53, 71, 106, 142, 212, 265, 284, 355, 530, 683, 710, 1060, 1366, 1420, 2732, 3415, 3763, 6830, 7526, 13660, 15052, 18815, 36199, 37630, 48493, 72398, 75260, 96986, 144796, 180995, 193972, 242465, 361990, 484930, 723980, 969860, 2570129, 5140258, 10280516, 12850645, 25701290, 51402580]

約数ペア:

[(1, 51402580), (2, 25701290), (4, 12850645), (5, 10280516), (10, 5140258), (20, 2570129), (53, 969860), (71, 723980), (106, 484930), (142, 361990), (212, 242465), (265, 193972), (284, 180995), (355, 144796), (530, 96986), (683, 75260), (710, 72398), (1060, 48493), (1366, 37630), (1420, 36199), (2732, 18815), (3415, 15052), (3763, 13660), (6830, 7526)]