71378480

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{5683}}^1$

素因数の和:5853

約数の個数: 40

約数和(自身を含む): 167041392

約数和(自身を除く): 95662912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1570, 2512, 3140, 5683, 6280, 11366, 12560, 22732, 28415, 45464, 56830, 90928, 113660, 227320, 454640, 892231, 1784462, 3568924, 4461155, 7137848, 8922310, 14275696, 17844620, 35689240, 71378480]

約数ペア:

[(1, 71378480), (2, 35689240), (4, 17844620), (5, 14275696), (8, 8922310), (10, 7137848), (16, 4461155), (20, 3568924), (40, 1784462), (80, 892231), (157, 454640), (314, 227320), (628, 113660), (785, 90928), (1256, 56830), (1570, 45464), (2512, 28415), (3140, 22732), (5683, 12560), (6280, 11366)]