25033275

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:181

約数の個数: 72

約数和(自身を含む): 48024704

約数和(自身を除く): 22991429

約数列:

[1, 3, 5, 9, 15, 25, 31, 37, 45, 75, 93, 97, 111, 155, 185, 225, 279, 291, 333, 465, 485, 555, 775, 873, 925, 1147, 1395, 1455, 1665, 2325, 2425, 2775, 3007, 3441, 3589, 4365, 5735, 6975, 7275, 8325, 9021, 10323, 10767, 15035, 17205, 17945, 21825, 27063, 28675, 32301, 45105, 51615, 53835, 75175, 86025, 89725, 111259, 135315, 161505, 225525, 258075, 269175, 333777, 556295, 676575, 807525, 1001331, 1668885, 2781475, 5006655, 8344425, 25033275]

約数ペア:

[(1, 25033275), (3, 8344425), (5, 5006655), (9, 2781475), (15, 1668885), (25, 1001331), (31, 807525), (37, 676575), (45, 556295), (75, 333777), (93, 269175), (97, 258075), (111, 225525), (155, 161505), (185, 135315), (225, 111259), (279, 89725), (291, 86025), (333, 75175), (465, 53835), (485, 51615), (555, 45105), (775, 32301), (873, 28675), (925, 27063), (1147, 21825), (1395, 17945), (1455, 17205), (1665, 15035), (2325, 10767), (2425, 10323), (2775, 9021), (3007, 8325), (3441, 7275), (3589, 6975), (4365, 5735)]