67541680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{49663}}^1$

素因数の和:49693

約数の個数: 40

約数和(自身を含む): 166275072

約数和(自身を除く): 98733392

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 49663, 99326, 198652, 248315, 397304, 496630, 794608, 844271, 993260, 1688542, 1986520, 3377084, 3973040, 4221355, 6754168, 8442710, 13508336, 16885420, 33770840, 67541680]

約数ペア:

[(1, 67541680), (2, 33770840), (4, 16885420), (5, 13508336), (8, 8442710), (10, 6754168), (16, 4221355), (17, 3973040), (20, 3377084), (34, 1986520), (40, 1688542), (68, 993260), (80, 844271), (85, 794608), (136, 496630), (170, 397304), (272, 248315), (340, 198652), (680, 99326), (1360, 49663)]