1391250

素因数分解:

$2^1\times 3^1\times 5^4\times 7^1\times {\mathrm{53}}^1$

素因数の和:85

約数の個数: 80

約数和(自身を含む): 4048704

約数和(自身を除く): 2657454

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 53, 70, 75, 105, 106, 125, 150, 159, 175, 210, 250, 265, 318, 350, 371, 375, 525, 530, 625, 742, 750, 795, 875, 1050, 1113, 1250, 1325, 1590, 1750, 1855, 1875, 2226, 2625, 2650, 3710, 3750, 3975, 4375, 5250, 5565, 6625, 7950, 8750, 9275, 11130, 13125, 13250, 18550, 19875, 26250, 27825, 33125, 39750, 46375, 55650, 66250, 92750, 99375, 139125, 198750, 231875, 278250, 463750, 695625, 1391250]

約数ペア:

[(1, 1391250), (2, 695625), (3, 463750), (5, 278250), (6, 231875), (7, 198750), (10, 139125), (14, 99375), (15, 92750), (21, 66250), (25, 55650), (30, 46375), (35, 39750), (42, 33125), (50, 27825), (53, 26250), (70, 19875), (75, 18550), (105, 13250), (106, 13125), (125, 11130), (150, 9275), (159, 8750), (175, 7950), (210, 6625), (250, 5565), (265, 5250), (318, 4375), (350, 3975), (371, 3750), (375, 3710), (525, 2650), (530, 2625), (625, 2226), (742, 1875), (750, 1855), (795, 1750), (875, 1590), (1050, 1325), (1113, 1250)]