26316456440

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1619}}^2$

素因数の和:3500

約数の個数: 48

約数和(自身を含む): 59484673080

約数和(自身を除く): 33168216640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 1619, 2008, 2510, 3238, 5020, 6476, 8095, 10040, 12952, 16190, 32380, 64760, 406369, 812738, 1625476, 2031845, 2621161, 3250952, 4063690, 5242322, 8127380, 10484644, 13105805, 16254760, 20969288, 26211610, 52423220, 104846440, 657911411, 1315822822, 2631645644, 3289557055, 5263291288, 6579114110, 13158228220, 26316456440]

約数ペア:

[(1, 26316456440), (2, 13158228220), (4, 6579114110), (5, 5263291288), (8, 3289557055), (10, 2631645644), (20, 1315822822), (40, 657911411), (251, 104846440), (502, 52423220), (1004, 26211610), (1255, 20969288), (1619, 16254760), (2008, 13105805), (2510, 10484644), (3238, 8127380), (5020, 5242322), (6476, 4063690), (8095, 3250952), (10040, 2621161), (12952, 2031845), (16190, 1625476), (32380, 812738), (64760, 406369)]