71328872

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:266

約数の個数: 64

約数和(自身を含む): 146966400

約数和(自身を除く): 75637528

約数列:

[1, 2, 4, 8, 17, 34, 68, 71, 83, 89, 136, 142, 166, 178, 284, 332, 356, 568, 664, 712, 1207, 1411, 1513, 2414, 2822, 3026, 4828, 5644, 5893, 6052, 6319, 7387, 9656, 11288, 11786, 12104, 12638, 14774, 23572, 25276, 29548, 47144, 50552, 59096, 100181, 107423, 125579, 200362, 214846, 251158, 400724, 429692, 502316, 524477, 801448, 859384, 1004632, 1048954, 2097908, 4195816, 8916109, 17832218, 35664436, 71328872]

約数ペア:

[(1, 71328872), (2, 35664436), (4, 17832218), (8, 8916109), (17, 4195816), (34, 2097908), (68, 1048954), (71, 1004632), (83, 859384), (89, 801448), (136, 524477), (142, 502316), (166, 429692), (178, 400724), (284, 251158), (332, 214846), (356, 200362), (568, 125579), (664, 107423), (712, 100181), (1207, 59096), (1411, 50552), (1513, 47144), (2414, 29548), (2822, 25276), (3026, 23572), (4828, 14774), (5644, 12638), (5893, 12104), (6052, 11786), (6319, 11288), (7387, 9656)]