68953940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:297

約数の個数: 96

約数和(自身を含む): 166852224

約数和(自身を除く): 97898284

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 43, 44, 55, 74, 86, 110, 148, 172, 185, 197, 215, 220, 370, 394, 407, 430, 473, 740, 788, 814, 860, 946, 985, 1591, 1628, 1892, 1970, 2035, 2167, 2365, 3182, 3940, 4070, 4334, 4730, 6364, 7289, 7955, 8140, 8471, 8668, 9460, 10835, 14578, 15910, 16942, 17501, 21670, 29156, 31820, 33884, 35002, 36445, 42355, 43340, 70004, 72890, 80179, 84710, 87505, 93181, 145780, 160358, 169420, 175010, 186362, 313427, 320716, 350020, 372724, 400895, 465905, 626854, 801790, 931810, 1253708, 1567135, 1603580, 1863620, 3134270, 3447697, 6268540, 6895394, 13790788, 17238485, 34476970, 68953940]

約数ペア:

[(1, 68953940), (2, 34476970), (4, 17238485), (5, 13790788), (10, 6895394), (11, 6268540), (20, 3447697), (22, 3134270), (37, 1863620), (43, 1603580), (44, 1567135), (55, 1253708), (74, 931810), (86, 801790), (110, 626854), (148, 465905), (172, 400895), (185, 372724), (197, 350020), (215, 320716), (220, 313427), (370, 186362), (394, 175010), (407, 169420), (430, 160358), (473, 145780), (740, 93181), (788, 87505), (814, 84710), (860, 80179), (946, 72890), (985, 70004), (1591, 43340), (1628, 42355), (1892, 36445), (1970, 35002), (2035, 33884), (2167, 31820), (2365, 29156), (3182, 21670), (3940, 17501), (4070, 16942), (4334, 15910), (4730, 14578), (6364, 10835), (7289, 9460), (7955, 8668), (8140, 8471)]