78358270

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{5179}}^1$

素因数の和:5292

約数の個数: 32

約数和(自身を含む): 151048800

約数和(自身を除く): 72690530

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 445, 890, 1513, 3026, 5179, 7565, 10358, 15130, 25895, 51790, 88043, 176086, 440215, 460931, 880430, 921862, 2304655, 4609310, 7835827, 15671654, 39179135, 78358270]

約数ペア:

[(1, 78358270), (2, 39179135), (5, 15671654), (10, 7835827), (17, 4609310), (34, 2304655), (85, 921862), (89, 880430), (170, 460931), (178, 440215), (445, 176086), (890, 88043), (1513, 51790), (3026, 25895), (5179, 15130), (7565, 10358)]