57142480

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{13477}}^1$

素因数の和:13543

約数の個数: 40

約数和(自身を含む): 135373032

約数和(自身を除く): 78230552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 13477, 26954, 53908, 67385, 107816, 134770, 215632, 269540, 539080, 714281, 1078160, 1428562, 2857124, 3571405, 5714248, 7142810, 11428496, 14285620, 28571240, 57142480]

約数ペア:

[(1, 57142480), (2, 28571240), (4, 14285620), (5, 11428496), (8, 7142810), (10, 5714248), (16, 3571405), (20, 2857124), (40, 1428562), (53, 1078160), (80, 714281), (106, 539080), (212, 269540), (265, 215632), (424, 134770), (530, 107816), (848, 67385), (1060, 53908), (2120, 26954), (4240, 13477)]