90443790

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{111659}}^1$

素因数の和:111678

約数の個数: 40

約数和(自身を含む): 243195480

約数和(自身を除く): 152751690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 111659, 223318, 334977, 558295, 669954, 1004931, 1116590, 1674885, 2009862, 3014793, 3349770, 5024655, 6029586, 9044379, 10049310, 15073965, 18088758, 30147930, 45221895, 90443790]

約数ペア:

[(1, 90443790), (2, 45221895), (3, 30147930), (5, 18088758), (6, 15073965), (9, 10049310), (10, 9044379), (15, 6029586), (18, 5024655), (27, 3349770), (30, 3014793), (45, 2009862), (54, 1674885), (81, 1116590), (90, 1004931), (135, 669954), (162, 558295), (270, 334977), (405, 223318), (810, 111659)]