67663940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:213

約数の個数: 96

約数和(自身を含む): 158336640

約数和(自身を除く): 90672700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 43, 76, 82, 86, 95, 101, 164, 172, 190, 202, 205, 215, 380, 404, 410, 430, 505, 779, 817, 820, 860, 1010, 1558, 1634, 1763, 1919, 2020, 3116, 3268, 3526, 3838, 3895, 4085, 4141, 4343, 7052, 7676, 7790, 8170, 8282, 8686, 8815, 9595, 15580, 16340, 16564, 17372, 17630, 19190, 20705, 21715, 33497, 35260, 38380, 41410, 43430, 66994, 78679, 82517, 82820, 86860, 133988, 157358, 165034, 167485, 178063, 314716, 330068, 334970, 356126, 393395, 412585, 669940, 712252, 786790, 825170, 890315, 1573580, 1650340, 1780630, 3383197, 3561260, 6766394, 13532788, 16915985, 33831970, 67663940]

約数ペア:

[(1, 67663940), (2, 33831970), (4, 16915985), (5, 13532788), (10, 6766394), (19, 3561260), (20, 3383197), (38, 1780630), (41, 1650340), (43, 1573580), (76, 890315), (82, 825170), (86, 786790), (95, 712252), (101, 669940), (164, 412585), (172, 393395), (190, 356126), (202, 334970), (205, 330068), (215, 314716), (380, 178063), (404, 167485), (410, 165034), (430, 157358), (505, 133988), (779, 86860), (817, 82820), (820, 82517), (860, 78679), (1010, 66994), (1558, 43430), (1634, 41410), (1763, 38380), (1919, 35260), (2020, 33497), (3116, 21715), (3268, 20705), (3526, 19190), (3838, 17630), (3895, 17372), (4085, 16564), (4141, 16340), (4343, 15580), (7052, 9595), (7676, 8815), (7790, 8686), (8170, 8282)]