25240920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12373}}^1$

素因数の和:12404

約数の個数: 64

約数和(自身を含む): 80183520

約数和(自身を除く): 54942600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 12373, 24746, 37119, 49492, 61865, 74238, 98984, 123730, 148476, 185595, 210341, 247460, 296952, 371190, 420682, 494920, 631023, 742380, 841364, 1051705, 1262046, 1484760, 1682728, 2103410, 2524092, 3155115, 4206820, 5048184, 6310230, 8413640, 12620460, 25240920]

約数ペア:

[(1, 25240920), (2, 12620460), (3, 8413640), (4, 6310230), (5, 5048184), (6, 4206820), (8, 3155115), (10, 2524092), (12, 2103410), (15, 1682728), (17, 1484760), (20, 1262046), (24, 1051705), (30, 841364), (34, 742380), (40, 631023), (51, 494920), (60, 420682), (68, 371190), (85, 296952), (102, 247460), (120, 210341), (136, 185595), (170, 148476), (204, 123730), (255, 98984), (340, 74238), (408, 61865), (510, 49492), (680, 37119), (1020, 24746), (2040, 12373)]