25045520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10099}}^1$

素因数の和:10143

約数の個数: 40

約数和(自身を含む): 60115200

約数和(自身を除く): 35069680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 10099, 20198, 40396, 50495, 80792, 100990, 161584, 201980, 313069, 403960, 626138, 807920, 1252276, 1565345, 2504552, 3130690, 5009104, 6261380, 12522760, 25045520]

約数ペア:

[(1, 25045520), (2, 12522760), (4, 6261380), (5, 5009104), (8, 3130690), (10, 2504552), (16, 1565345), (20, 1252276), (31, 807920), (40, 626138), (62, 403960), (80, 313069), (124, 201980), (155, 161584), (248, 100990), (310, 80792), (496, 50495), (620, 40396), (1240, 20198), (2480, 10099)]