51536420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{523}}^1$

素因数の和:924

約数の個数: 48

約数和(自身を含む): 117082560

約数和(自身を除く): 65546140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 379, 523, 758, 1046, 1516, 1895, 2092, 2615, 3790, 4927, 5230, 6799, 7580, 9854, 10460, 13598, 19708, 24635, 27196, 33995, 49270, 67990, 98540, 135980, 198217, 396434, 792868, 991085, 1982170, 2576821, 3964340, 5153642, 10307284, 12884105, 25768210, 51536420]

約数ペア:

[(1, 51536420), (2, 25768210), (4, 12884105), (5, 10307284), (10, 5153642), (13, 3964340), (20, 2576821), (26, 1982170), (52, 991085), (65, 792868), (130, 396434), (260, 198217), (379, 135980), (523, 98540), (758, 67990), (1046, 49270), (1516, 33995), (1895, 27196), (2092, 24635), (2615, 19708), (3790, 13598), (4927, 10460), (5230, 9854), (6799, 7580)]