31641760

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11633}}^1$

素因数の和:11665

約数の個数: 48

約数和(自身を含む): 79157736

約数和(自身を除く): 47515976

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 11633, 23266, 46532, 58165, 93064, 116330, 186128, 197761, 232660, 372256, 395522, 465320, 791044, 930640, 988805, 1582088, 1861280, 1977610, 3164176, 3955220, 6328352, 7910440, 15820880, 31641760]

約数ペア:

[(1, 31641760), (2, 15820880), (4, 7910440), (5, 6328352), (8, 3955220), (10, 3164176), (16, 1977610), (17, 1861280), (20, 1582088), (32, 988805), (34, 930640), (40, 791044), (68, 465320), (80, 395522), (85, 372256), (136, 232660), (160, 197761), (170, 186128), (272, 116330), (340, 93064), (544, 58165), (680, 46532), (1360, 23266), (2720, 11633)]