25604865

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:231

約数の個数: 96

約数和(自身を含む): 54722304

約数和(自身を除く): 29117439

約数列:

[1, 3, 5, 9, 11, 13, 15, 23, 33, 39, 45, 55, 65, 69, 99, 115, 117, 143, 165, 173, 195, 207, 253, 299, 345, 429, 495, 519, 585, 715, 759, 865, 897, 1035, 1265, 1287, 1495, 1557, 1903, 2145, 2249, 2277, 2595, 2691, 3289, 3795, 3979, 4485, 5709, 6435, 6747, 7785, 9515, 9867, 11245, 11385, 11937, 13455, 16445, 17127, 19895, 20241, 24739, 28545, 29601, 33735, 35811, 43769, 49335, 51727, 59685, 74217, 85635, 101205, 123695, 131307, 148005, 155181, 179055, 218845, 222651, 258635, 371085, 393921, 465543, 568997, 656535, 775905, 1113255, 1706991, 1969605, 2327715, 2844985, 5120973, 8534955, 25604865]

約数ペア:

[(1, 25604865), (3, 8534955), (5, 5120973), (9, 2844985), (11, 2327715), (13, 1969605), (15, 1706991), (23, 1113255), (33, 775905), (39, 656535), (45, 568997), (55, 465543), (65, 393921), (69, 371085), (99, 258635), (115, 222651), (117, 218845), (143, 179055), (165, 155181), (173, 148005), (195, 131307), (207, 123695), (253, 101205), (299, 85635), (345, 74217), (429, 59685), (495, 51727), (519, 49335), (585, 43769), (715, 35811), (759, 33735), (865, 29601), (897, 28545), (1035, 24739), (1265, 20241), (1287, 19895), (1495, 17127), (1557, 16445), (1903, 13455), (2145, 11937), (2249, 11385), (2277, 11245), (2595, 9867), (2691, 9515), (3289, 7785), (3795, 6747), (3979, 6435), (4485, 5709)]