78168272

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1451}}^1$

素因数の和:1516

約数の個数: 80

約数和(自身を含む): 191571072

約数和(自身を除く): 113402800

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 37, 52, 56, 74, 91, 104, 112, 148, 182, 208, 259, 296, 364, 481, 518, 592, 728, 962, 1036, 1451, 1456, 1924, 2072, 2902, 3367, 3848, 4144, 5804, 6734, 7696, 10157, 11608, 13468, 18863, 20314, 23216, 26936, 37726, 40628, 53687, 53872, 75452, 81256, 107374, 132041, 150904, 162512, 214748, 264082, 301808, 375809, 429496, 528164, 697931, 751618, 858992, 1056328, 1395862, 1503236, 2112656, 2791724, 3006472, 4885517, 5583448, 6012944, 9771034, 11166896, 19542068, 39084136, 78168272]

約数ペア:

[(1, 78168272), (2, 39084136), (4, 19542068), (7, 11166896), (8, 9771034), (13, 6012944), (14, 5583448), (16, 4885517), (26, 3006472), (28, 2791724), (37, 2112656), (52, 1503236), (56, 1395862), (74, 1056328), (91, 858992), (104, 751618), (112, 697931), (148, 528164), (182, 429496), (208, 375809), (259, 301808), (296, 264082), (364, 214748), (481, 162512), (518, 150904), (592, 132041), (728, 107374), (962, 81256), (1036, 75452), (1451, 53872), (1456, 53687), (1924, 40628), (2072, 37726), (2902, 26936), (3367, 23216), (3848, 20314), (4144, 18863), (5804, 13468), (6734, 11608), (7696, 10157)]