128522625

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4451}}^1$

素因数の和:4487

約数の個数: 64

約数和(自身を含む): 266692608

約数和(自身を除く): 138169983

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 125, 165, 175, 231, 275, 375, 385, 525, 825, 875, 1155, 1375, 1925, 2625, 4125, 4451, 5775, 9625, 13353, 22255, 28875, 31157, 48961, 66765, 93471, 111275, 146883, 155785, 244805, 333825, 342727, 467355, 556375, 734415, 778925, 1028181, 1224025, 1669125, 1713635, 2336775, 3672075, 3894625, 5140905, 6120125, 8568175, 11683875, 18360375, 25704525, 42840875, 128522625]

約数ペア:

[(1, 128522625), (3, 42840875), (5, 25704525), (7, 18360375), (11, 11683875), (15, 8568175), (21, 6120125), (25, 5140905), (33, 3894625), (35, 3672075), (55, 2336775), (75, 1713635), (77, 1669125), (105, 1224025), (125, 1028181), (165, 778925), (175, 734415), (231, 556375), (275, 467355), (375, 342727), (385, 333825), (525, 244805), (825, 155785), (875, 146883), (1155, 111275), (1375, 93471), (1925, 66765), (2625, 48961), (4125, 31157), (4451, 28875), (5775, 22255), (9625, 13353)]