72431645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 111041280

約数和(自身を除く): 38609635

約数列:

[1, 5, 11, 13, 17, 55, 59, 65, 85, 101, 143, 187, 221, 295, 505, 649, 715, 767, 935, 1003, 1105, 1111, 1313, 1717, 2431, 3245, 3835, 5015, 5555, 5959, 6565, 8437, 8585, 11033, 12155, 13039, 14443, 18887, 22321, 29795, 42185, 55165, 65195, 65549, 72215, 77467, 94435, 101303, 111605, 143429, 245531, 327745, 387335, 506515, 717145, 852137, 1114333, 1227655, 1316939, 4260685, 5571665, 6584695, 14486329, 72431645]

約数ペア:

[(1, 72431645), (5, 14486329), (11, 6584695), (13, 5571665), (17, 4260685), (55, 1316939), (59, 1227655), (65, 1114333), (85, 852137), (101, 717145), (143, 506515), (187, 387335), (221, 327745), (295, 245531), (505, 143429), (649, 111605), (715, 101303), (767, 94435), (935, 77467), (1003, 72215), (1105, 65549), (1111, 65195), (1313, 55165), (1717, 42185), (2431, 29795), (3245, 22321), (3835, 18887), (5015, 14443), (5555, 13039), (5959, 12155), (6565, 11033), (8437, 8585)]