679291210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{887}}^1$

素因数の和:1087

約数の個数: 64

約数和(自身を含む): 1358767872

約数和(自身を除く): 679476662

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 137, 215, 274, 430, 559, 685, 887, 1118, 1370, 1774, 1781, 2795, 3562, 4435, 5590, 5891, 8870, 8905, 11531, 11782, 17810, 23062, 29455, 38141, 57655, 58910, 76282, 76583, 115310, 121519, 153166, 190705, 243038, 381410, 382915, 495833, 607595, 765830, 991666, 1215190, 1579747, 2479165, 3159494, 4958330, 5225317, 7898735, 10450634, 15797470, 26126585, 52253170, 67929121, 135858242, 339645605, 679291210]

約数ペア:

[(1, 679291210), (2, 339645605), (5, 135858242), (10, 67929121), (13, 52253170), (26, 26126585), (43, 15797470), (65, 10450634), (86, 7898735), (130, 5225317), (137, 4958330), (215, 3159494), (274, 2479165), (430, 1579747), (559, 1215190), (685, 991666), (887, 765830), (1118, 607595), (1370, 495833), (1774, 382915), (1781, 381410), (2795, 243038), (3562, 190705), (4435, 153166), (5590, 121519), (5891, 115310), (8870, 76583), (8905, 76282), (11531, 58910), (11782, 57655), (17810, 38141), (23062, 29455)]