65464275

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 113135616

約数和(自身を除く): 47671341

約数列:

[1, 3, 5, 15, 25, 43, 53, 75, 129, 159, 215, 265, 383, 645, 795, 1075, 1149, 1325, 1915, 2279, 3225, 3975, 5745, 6837, 9575, 11395, 16469, 20299, 28725, 34185, 49407, 56975, 60897, 82345, 101495, 170925, 247035, 304485, 411725, 507475, 872857, 1235175, 1522425, 2618571, 4364285, 13092855, 21821425, 65464275]

約数ペア:

[(1, 65464275), (3, 21821425), (5, 13092855), (15, 4364285), (25, 2618571), (43, 1522425), (53, 1235175), (75, 872857), (129, 507475), (159, 411725), (215, 304485), (265, 247035), (383, 170925), (645, 101495), (795, 82345), (1075, 60897), (1149, 56975), (1325, 49407), (1915, 34185), (2279, 28725), (3225, 20299), (3975, 16469), (5745, 11395), (6837, 9575)]