88642640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1153}}^1$

素因数の和:1228

約数の個数: 60

約数和(自身を含む): 213141492

約数和(自身を除く): 124498852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 961, 1153, 1240, 1922, 2306, 2480, 3844, 4612, 4805, 5765, 7688, 9224, 9610, 11530, 15376, 18448, 19220, 23060, 35743, 38440, 46120, 71486, 76880, 92240, 142972, 178715, 285944, 357430, 571888, 714860, 1108033, 1429720, 2216066, 2859440, 4432132, 5540165, 8864264, 11080330, 17728528, 22160660, 44321320, 88642640]

約数ペア:

[(1, 88642640), (2, 44321320), (4, 22160660), (5, 17728528), (8, 11080330), (10, 8864264), (16, 5540165), (20, 4432132), (31, 2859440), (40, 2216066), (62, 1429720), (80, 1108033), (124, 714860), (155, 571888), (248, 357430), (310, 285944), (496, 178715), (620, 142972), (961, 92240), (1153, 76880), (1240, 71486), (1922, 46120), (2306, 38440), (2480, 35743), (3844, 23060), (4612, 19220), (4805, 18448), (5765, 15376), (7688, 11530), (9224, 9610)]