64829660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{1399}}^1$

素因数の和:1746

約数の個数: 48

約数和(自身を含む): 156172800

約数和(自身を除く): 91343140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 331, 662, 1324, 1399, 1655, 2317, 2798, 3310, 4634, 5596, 6620, 6995, 9268, 9793, 11585, 13990, 19586, 23170, 27980, 39172, 46340, 48965, 97930, 195860, 463069, 926138, 1852276, 2315345, 3241483, 4630690, 6482966, 9261380, 12965932, 16207415, 32414830, 64829660]

約数ペア:

[(1, 64829660), (2, 32414830), (4, 16207415), (5, 12965932), (7, 9261380), (10, 6482966), (14, 4630690), (20, 3241483), (28, 2315345), (35, 1852276), (70, 926138), (140, 463069), (331, 195860), (662, 97930), (1324, 48965), (1399, 46340), (1655, 39172), (2317, 27980), (2798, 23170), (3310, 19586), (4634, 13990), (5596, 11585), (6620, 9793), (6995, 9268)]