56535880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1171}}^1$

素因数の和:1270

約数の個数: 64

約数和(自身を含む): 136702080

約数和(自身を除く): 80166200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 71, 85, 136, 142, 170, 284, 340, 355, 568, 680, 710, 1171, 1207, 1420, 2342, 2414, 2840, 4684, 4828, 5855, 6035, 9368, 9656, 11710, 12070, 19907, 23420, 24140, 39814, 46840, 48280, 79628, 83141, 99535, 159256, 166282, 199070, 332564, 398140, 415705, 665128, 796280, 831410, 1413397, 1662820, 2826794, 3325640, 5653588, 7066985, 11307176, 14133970, 28267940, 56535880]

約数ペア:

[(1, 56535880), (2, 28267940), (4, 14133970), (5, 11307176), (8, 7066985), (10, 5653588), (17, 3325640), (20, 2826794), (34, 1662820), (40, 1413397), (68, 831410), (71, 796280), (85, 665128), (136, 415705), (142, 398140), (170, 332564), (284, 199070), (340, 166282), (355, 159256), (568, 99535), (680, 83141), (710, 79628), (1171, 48280), (1207, 46840), (1420, 39814), (2342, 24140), (2414, 23420), (2840, 19907), (4684, 12070), (4828, 11710), (5855, 9656), (6035, 9368)]