78255160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{283}}^1$

素因数の和:548

約数の個数: 64

約数和(自身を含む): 183214080

約数和(自身を除く): 104958920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 223, 248, 283, 310, 446, 566, 620, 892, 1115, 1132, 1240, 1415, 1784, 2230, 2264, 2830, 4460, 5660, 6913, 8773, 8920, 11320, 13826, 17546, 27652, 34565, 35092, 43865, 55304, 63109, 69130, 70184, 87730, 126218, 138260, 175460, 252436, 276520, 315545, 350920, 504872, 631090, 1262180, 1956379, 2524360, 3912758, 7825516, 9781895, 15651032, 19563790, 39127580, 78255160]

約数ペア:

[(1, 78255160), (2, 39127580), (4, 19563790), (5, 15651032), (8, 9781895), (10, 7825516), (20, 3912758), (31, 2524360), (40, 1956379), (62, 1262180), (124, 631090), (155, 504872), (223, 350920), (248, 315545), (283, 276520), (310, 252436), (446, 175460), (566, 138260), (620, 126218), (892, 87730), (1115, 70184), (1132, 69130), (1240, 63109), (1415, 55304), (1784, 43865), (2230, 35092), (2264, 34565), (2830, 27652), (4460, 17546), (5660, 13826), (6913, 11320), (8773, 8920)]