31379595

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 58060800

約数和(自身を除く): 26681205

約数列:

[1, 3, 5, 13, 15, 29, 31, 39, 65, 87, 93, 145, 155, 179, 195, 377, 403, 435, 465, 537, 895, 899, 1131, 1209, 1885, 2015, 2327, 2685, 2697, 4495, 5191, 5549, 5655, 6045, 6981, 11635, 11687, 13485, 15573, 16647, 25955, 27745, 34905, 35061, 58435, 67483, 72137, 77865, 83235, 160921, 175305, 202449, 216411, 337415, 360685, 482763, 804605, 1012245, 1082055, 2091973, 2413815, 6275919, 10459865, 31379595]

約数ペア:

[(1, 31379595), (3, 10459865), (5, 6275919), (13, 2413815), (15, 2091973), (29, 1082055), (31, 1012245), (39, 804605), (65, 482763), (87, 360685), (93, 337415), (145, 216411), (155, 202449), (179, 175305), (195, 160921), (377, 83235), (403, 77865), (435, 72137), (465, 67483), (537, 58435), (895, 35061), (899, 34905), (1131, 27745), (1209, 25955), (1885, 16647), (2015, 15573), (2327, 13485), (2685, 11687), (2697, 11635), (4495, 6981), (5191, 6045), (5549, 5655)]