80242600

素因数分解:

$2^3\times 5^2\times {\mathrm{421}}^1\times {\mathrm{953}}^1$

素因数の和:1390

約数の個数: 48

約数和(自身を含む): 187203420

約数和(自身を除く): 106960820

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 421, 842, 953, 1684, 1906, 2105, 3368, 3812, 4210, 4765, 7624, 8420, 9530, 10525, 16840, 19060, 21050, 23825, 38120, 42100, 47650, 84200, 95300, 190600, 401213, 802426, 1604852, 2006065, 3209704, 4012130, 8024260, 10030325, 16048520, 20060650, 40121300, 80242600]

約数ペア:

[(1, 80242600), (2, 40121300), (4, 20060650), (5, 16048520), (8, 10030325), (10, 8024260), (20, 4012130), (25, 3209704), (40, 2006065), (50, 1604852), (100, 802426), (200, 401213), (421, 190600), (842, 95300), (953, 84200), (1684, 47650), (1906, 42100), (2105, 38120), (3368, 23825), (3812, 21050), (4210, 19060), (4765, 16840), (7624, 10525), (8420, 9530)]