33318980

素因数分解:

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

素因数の和:165

約数の個数: 72

約数和(自身を含む): 77279832

約数和(自身を除く): 43960852

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 53, 68, 85, 86, 106, 170, 172, 212, 215, 265, 340, 430, 530, 731, 860, 901, 1060, 1462, 1802, 1849, 2279, 2924, 3604, 3655, 3698, 4505, 4558, 7310, 7396, 9010, 9116, 9245, 11395, 14620, 18020, 18490, 22790, 31433, 36980, 38743, 45580, 62866, 77486, 97997, 125732, 154972, 157165, 193715, 195994, 314330, 387430, 391988, 489985, 628660, 774860, 979970, 1665949, 1959940, 3331898, 6663796, 8329745, 16659490, 33318980]

約数ペア:

[(1, 33318980), (2, 16659490), (4, 8329745), (5, 6663796), (10, 3331898), (17, 1959940), (20, 1665949), (34, 979970), (43, 774860), (53, 628660), (68, 489985), (85, 391988), (86, 387430), (106, 314330), (170, 195994), (172, 193715), (212, 157165), (215, 154972), (265, 125732), (340, 97997), (430, 77486), (530, 62866), (731, 45580), (860, 38743), (901, 36980), (1060, 31433), (1462, 22790), (1802, 18490), (1849, 18020), (2279, 14620), (2924, 11395), (3604, 9245), (3655, 9116), (3698, 9010), (4505, 7396), (4558, 7310)]