25542920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49121}}^1$

素因数の和:49145

約数の個数: 32

約数和(自身を含む): 61893720

約数和(自身を除く): 36350800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 49121, 98242, 196484, 245605, 392968, 491210, 638573, 982420, 1277146, 1964840, 2554292, 3192865, 5108584, 6385730, 12771460, 25542920]

約数ペア:

[(1, 25542920), (2, 12771460), (4, 6385730), (5, 5108584), (8, 3192865), (10, 2554292), (13, 1964840), (20, 1277146), (26, 982420), (40, 638573), (52, 491210), (65, 392968), (104, 245605), (130, 196484), (260, 98242), (520, 49121)]