71378601820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1481}}^1\times {\mathrm{33941}}^1$

素因数の和:35502

約数の個数: 48

約数和(自身を含む): 152113381056

約数和(自身を除く): 80734779236

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 1481, 2962, 5924, 7405, 14810, 29620, 33941, 67882, 105151, 135764, 169705, 210302, 339410, 420604, 525755, 678820, 1051510, 2103020, 2409811, 4819622, 9639244, 12049055, 24098110, 48196220, 50266621, 100533242, 201066484, 251333105, 502666210, 1005332420, 3568930091, 7137860182, 14275720364, 17844650455, 35689300910, 71378601820]

約数ペア:

[(1, 71378601820), (2, 35689300910), (4, 17844650455), (5, 14275720364), (10, 7137860182), (20, 3568930091), (71, 1005332420), (142, 502666210), (284, 251333105), (355, 201066484), (710, 100533242), (1420, 50266621), (1481, 48196220), (2962, 24098110), (5924, 12049055), (7405, 9639244), (14810, 4819622), (29620, 2409811), (33941, 2103020), (67882, 1051510), (105151, 678820), (135764, 525755), (169705, 420604), (210302, 339410)]