81470816

素因数分解:

$2^5\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2441}}^1$

素因数の和:2607

約数の個数: 48

約数和(自身を含む): 184615200

約数和(自身を除く): 103144384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 149, 224, 298, 596, 1043, 1192, 2086, 2384, 2441, 4172, 4768, 4882, 8344, 9764, 16688, 17087, 19528, 33376, 34174, 39056, 68348, 78112, 136696, 273392, 363709, 546784, 727418, 1454836, 2545963, 2909672, 5091926, 5819344, 10183852, 11638688, 20367704, 40735408, 81470816]

約数ペア:

[(1, 81470816), (2, 40735408), (4, 20367704), (7, 11638688), (8, 10183852), (14, 5819344), (16, 5091926), (28, 2909672), (32, 2545963), (56, 1454836), (112, 727418), (149, 546784), (224, 363709), (298, 273392), (596, 136696), (1043, 78112), (1192, 68348), (2086, 39056), (2384, 34174), (2441, 33376), (4172, 19528), (4768, 17087), (4882, 16688), (8344, 9764)]