89029720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{547}}^1$

素因数の和:884

約数の個数: 64

約数和(自身を含む): 216810720

約数和(自身を除く): 127781000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 313, 520, 547, 626, 1094, 1252, 1565, 2188, 2504, 2735, 3130, 4069, 4376, 5470, 6260, 7111, 8138, 10940, 12520, 14222, 16276, 20345, 21880, 28444, 32552, 35555, 40690, 56888, 71110, 81380, 142220, 162760, 171211, 284440, 342422, 684844, 856055, 1369688, 1712110, 2225743, 3424220, 4451486, 6848440, 8902972, 11128715, 17805944, 22257430, 44514860, 89029720]

約数ペア:

[(1, 89029720), (2, 44514860), (4, 22257430), (5, 17805944), (8, 11128715), (10, 8902972), (13, 6848440), (20, 4451486), (26, 3424220), (40, 2225743), (52, 1712110), (65, 1369688), (104, 856055), (130, 684844), (260, 342422), (313, 284440), (520, 171211), (547, 162760), (626, 142220), (1094, 81380), (1252, 71110), (1565, 56888), (2188, 40690), (2504, 35555), (2735, 32552), (3130, 28444), (4069, 21880), (4376, 20345), (5470, 16276), (6260, 14222), (7111, 12520), (8138, 10940)]