25144720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10139}}^1$

素因数の和:10183

約数の個数: 40

約数和(自身を含む): 60353280

約数和(自身を除く): 35208560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 10139, 20278, 40556, 50695, 81112, 101390, 162224, 202780, 314309, 405560, 628618, 811120, 1257236, 1571545, 2514472, 3143090, 5028944, 6286180, 12572360, 25144720]

約数ペア:

[(1, 25144720), (2, 12572360), (4, 6286180), (5, 5028944), (8, 3143090), (10, 2514472), (16, 1571545), (20, 1257236), (31, 811120), (40, 628618), (62, 405560), (80, 314309), (124, 202780), (155, 162224), (248, 101390), (310, 81112), (496, 50695), (620, 40556), (1240, 20278), (2480, 10139)]