66637960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{53}}^1$

素因数の和:167

約数の個数: 96

約数和(自身を含む): 165599640

約数和(自身を除く): 98961680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 53, 68, 85, 86, 106, 136, 170, 172, 212, 215, 265, 340, 344, 424, 430, 530, 680, 731, 860, 901, 1060, 1462, 1720, 1802, 1849, 2120, 2279, 2924, 3604, 3655, 3698, 4505, 4558, 5848, 7208, 7310, 7396, 9010, 9116, 9245, 11395, 14620, 14792, 18020, 18232, 18490, 22790, 29240, 31433, 36040, 36980, 38743, 45580, 62866, 73960, 77486, 91160, 97997, 125732, 154972, 157165, 193715, 195994, 251464, 309944, 314330, 387430, 391988, 489985, 628660, 774860, 783976, 979970, 1257320, 1549720, 1665949, 1959940, 3331898, 3919880, 6663796, 8329745, 13327592, 16659490, 33318980, 66637960]

約数ペア:

[(1, 66637960), (2, 33318980), (4, 16659490), (5, 13327592), (8, 8329745), (10, 6663796), (17, 3919880), (20, 3331898), (34, 1959940), (40, 1665949), (43, 1549720), (53, 1257320), (68, 979970), (85, 783976), (86, 774860), (106, 628660), (136, 489985), (170, 391988), (172, 387430), (212, 314330), (215, 309944), (265, 251464), (340, 195994), (344, 193715), (424, 157165), (430, 154972), (530, 125732), (680, 97997), (731, 91160), (860, 77486), (901, 73960), (1060, 62866), (1462, 45580), (1720, 38743), (1802, 36980), (1849, 36040), (2120, 31433), (2279, 29240), (2924, 22790), (3604, 18490), (3655, 18232), (3698, 18020), (4505, 14792), (4558, 14620), (5848, 11395), (7208, 9245), (7310, 9116), (7396, 9010)]