31662190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 68073984

約数和(自身を除く): 36411794

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 67, 70, 86, 134, 157, 215, 301, 314, 335, 430, 469, 602, 670, 785, 938, 1099, 1505, 1570, 2198, 2345, 2881, 3010, 4690, 5495, 5762, 6751, 10519, 10990, 13502, 14405, 20167, 21038, 28810, 33755, 40334, 47257, 52595, 67510, 73633, 94514, 100835, 105190, 147266, 201670, 236285, 368165, 452317, 472570, 736330, 904634, 2261585, 3166219, 4523170, 6332438, 15831095, 31662190]

約数ペア:

[(1, 31662190), (2, 15831095), (5, 6332438), (7, 4523170), (10, 3166219), (14, 2261585), (35, 904634), (43, 736330), (67, 472570), (70, 452317), (86, 368165), (134, 236285), (157, 201670), (215, 147266), (301, 105190), (314, 100835), (335, 94514), (430, 73633), (469, 67510), (602, 52595), (670, 47257), (785, 40334), (938, 33755), (1099, 28810), (1505, 21038), (1570, 20167), (2198, 14405), (2345, 13502), (2881, 10990), (3010, 10519), (4690, 6751), (5495, 5762)]