31695191572

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{557}}^1\times {\mathrm{1321}}^1$

素因数の和:1993

約数の個数: 72

約数和(自身を含む): 61809872040

約数和(自身を除く): 30114680468

約数列:

[1, 2, 4, 11, 22, 44, 89, 121, 178, 242, 356, 484, 557, 979, 1114, 1321, 1958, 2228, 2642, 3916, 5284, 6127, 10769, 12254, 14531, 21538, 24508, 29062, 43076, 49573, 58124, 67397, 99146, 117569, 134794, 159841, 198292, 235138, 269588, 319682, 470276, 545303, 639364, 735797, 1090606, 1293259, 1471594, 2181212, 2586518, 2943188, 5173036, 5998333, 8093767, 11996666, 14225849, 16187534, 23993332, 28451698, 32375068, 56903396, 65485933, 89031437, 130971866, 178062874, 261943732, 356125748, 720345263, 1440690526, 2881381052, 7923797893, 15847595786, 31695191572]

約数ペア:

[(1, 31695191572), (2, 15847595786), (4, 7923797893), (11, 2881381052), (22, 1440690526), (44, 720345263), (89, 356125748), (121, 261943732), (178, 178062874), (242, 130971866), (356, 89031437), (484, 65485933), (557, 56903396), (979, 32375068), (1114, 28451698), (1321, 23993332), (1958, 16187534), (2228, 14225849), (2642, 11996666), (3916, 8093767), (5284, 5998333), (6127, 5173036), (10769, 2943188), (12254, 2586518), (14531, 2181212), (21538, 1471594), (24508, 1293259), (29062, 1090606), (43076, 735797), (49573, 639364), (58124, 545303), (67397, 470276), (99146, 319682), (117569, 269588), (134794, 235138), (159841, 198292)]