49307825

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 73804800

約数和(自身を除く): 24496975

約数列:

[1, 5, 7, 25, 31, 35, 61, 149, 155, 175, 217, 305, 427, 745, 775, 1043, 1085, 1525, 1891, 2135, 3725, 4619, 5215, 5425, 9089, 9455, 10675, 13237, 23095, 26075, 32333, 45445, 47275, 63623, 66185, 115475, 161665, 227225, 281759, 318115, 330925, 808325, 1408795, 1590575, 1972313, 7043975, 9861565, 49307825]

約数ペア:

[(1, 49307825), (5, 9861565), (7, 7043975), (25, 1972313), (31, 1590575), (35, 1408795), (61, 808325), (149, 330925), (155, 318115), (175, 281759), (217, 227225), (305, 161665), (427, 115475), (745, 66185), (775, 63623), (1043, 47275), (1085, 45445), (1525, 32333), (1891, 26075), (2135, 23095), (3725, 13237), (4619, 10675), (5215, 9455), (5425, 9089)]