25322520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12413}}^1$

素因数の和:12444

約数の個数: 64

約数和(自身を含む): 80442720

約数和(自身を除く): 55120200

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, 12413, 24826, 37239, 49652, 62065, 74478, 99304, 124130, 148956, 186195, 211021, 248260, 297912, 372390, 422042, 496520, 633063, 744780, 844084, 1055105, 1266126, 1489560, 1688168, 2110210, 2532252, 3165315, 4220420, 5064504, 6330630, 8440840, 12661260, 25322520]

約数ペア:

[(1, 25322520), (2, 12661260), (3, 8440840), (4, 6330630), (5, 5064504), (6, 4220420), (8, 3165315), (10, 2532252), (12, 2110210), (15, 1688168), (17, 1489560), (20, 1266126), (24, 1055105), (30, 844084), (34, 744780), (40, 633063), (51, 496520), (60, 422042), (68, 372390), (85, 297912), (102, 248260), (120, 211021), (136, 186195), (170, 148956), (204, 124130), (255, 99304), (340, 74478), (408, 62065), (510, 49652), (680, 37239), (1020, 24826), (2040, 12413)]