38963750

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:163

約数の個数: 80

約数和(自身を含む): 85997472

約数和(自身を除く): 47033722

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 61, 70, 73, 122, 125, 146, 175, 250, 305, 350, 365, 427, 511, 610, 625, 730, 854, 875, 1022, 1250, 1525, 1750, 1825, 2135, 2555, 3050, 3650, 4270, 4375, 4453, 5110, 7625, 8750, 8906, 9125, 10675, 12775, 15250, 18250, 21350, 22265, 25550, 31171, 38125, 44530, 45625, 53375, 62342, 63875, 76250, 91250, 106750, 111325, 127750, 155855, 222650, 266875, 311710, 319375, 533750, 556625, 638750, 779275, 1113250, 1558550, 2783125, 3896375, 5566250, 7792750, 19481875, 38963750]

約数ペア:

[(1, 38963750), (2, 19481875), (5, 7792750), (7, 5566250), (10, 3896375), (14, 2783125), (25, 1558550), (35, 1113250), (50, 779275), (61, 638750), (70, 556625), (73, 533750), (122, 319375), (125, 311710), (146, 266875), (175, 222650), (250, 155855), (305, 127750), (350, 111325), (365, 106750), (427, 91250), (511, 76250), (610, 63875), (625, 62342), (730, 53375), (854, 45625), (875, 44530), (1022, 38125), (1250, 31171), (1525, 25550), (1750, 22265), (1825, 21350), (2135, 18250), (2555, 15250), (3050, 12775), (3650, 10675), (4270, 9125), (4375, 8906), (4453, 8750), (5110, 7625)]