55390275

素因数分解:

$3^2\times 5^2\times {\mathrm{173}}^1\times {\mathrm{1423}}^1$

素因数の和:1612

約数の個数: 36

約数和(自身を含む): 99853728

約数和(自身を除く): 44463453

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 173, 225, 519, 865, 1423, 1557, 2595, 4269, 4325, 7115, 7785, 12807, 12975, 21345, 35575, 38925, 64035, 106725, 246179, 320175, 738537, 1230895, 2215611, 3692685, 6154475, 11078055, 18463425, 55390275]

約数ペア:

[(1, 55390275), (3, 18463425), (5, 11078055), (9, 6154475), (15, 3692685), (25, 2215611), (45, 1230895), (75, 738537), (173, 320175), (225, 246179), (519, 106725), (865, 64035), (1423, 38925), (1557, 35575), (2595, 21345), (4269, 12975), (4325, 12807), (7115, 7785)]