40042700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{12917}}^1$

素因数の和:12962

約数の個数: 36

約数和(自身を含む): 89702592

約数和(自身を除く): 49659892

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 12917, 25834, 51668, 64585, 129170, 258340, 322925, 400427, 645850, 800854, 1291700, 1601708, 2002135, 4004270, 8008540, 10010675, 20021350, 40042700]

約数ペア:

[(1, 40042700), (2, 20021350), (4, 10010675), (5, 8008540), (10, 4004270), (20, 2002135), (25, 1601708), (31, 1291700), (50, 800854), (62, 645850), (100, 400427), (124, 322925), (155, 258340), (310, 129170), (620, 64585), (775, 51668), (1550, 25834), (3100, 12917)]