1256540176

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{10973}}^1$

素因数の和:11419

約数の個数: 40

約数和(自身を含む): 2584113624

約数和(自身を除く): 1327573448

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 421, 842, 1684, 3368, 6736, 7157, 10973, 14314, 21946, 28628, 43892, 57256, 87784, 114512, 175568, 186541, 373082, 746164, 1492328, 2984656, 4619633, 9239266, 18478532, 36957064, 73914128, 78533761, 157067522, 314135044, 628270088, 1256540176]

約数ペア:

[(1, 1256540176), (2, 628270088), (4, 314135044), (8, 157067522), (16, 78533761), (17, 73914128), (34, 36957064), (68, 18478532), (136, 9239266), (272, 4619633), (421, 2984656), (842, 1492328), (1684, 746164), (3368, 373082), (6736, 186541), (7157, 175568), (10973, 114512), (14314, 87784), (21946, 57256), (28628, 43892)]