81688672

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11551}}^1$

素因数の和:11591

約数の個数: 48

約数和(自身を含む): 183399552

約数和(自身を除く): 101710880

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 416, 442, 544, 884, 1768, 3536, 7072, 11551, 23102, 46204, 92408, 150163, 184816, 196367, 300326, 369632, 392734, 600652, 785468, 1201304, 1570936, 2402608, 2552771, 3141872, 4805216, 5105542, 6283744, 10211084, 20422168, 40844336, 81688672]

約数ペア:

[(1, 81688672), (2, 40844336), (4, 20422168), (8, 10211084), (13, 6283744), (16, 5105542), (17, 4805216), (26, 3141872), (32, 2552771), (34, 2402608), (52, 1570936), (68, 1201304), (104, 785468), (136, 600652), (208, 392734), (221, 369632), (272, 300326), (416, 196367), (442, 184816), (544, 150163), (884, 92408), (1768, 46204), (3536, 23102), (7072, 11551)]