90814240

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{51599}}^1$

素因数の和:51625

約数の個数: 48

約数和(自身を含む): 234057600

約数和(自身を除く): 143243360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 51599, 103198, 206396, 257995, 412792, 515990, 567589, 825584, 1031980, 1135178, 1651168, 2063960, 2270356, 2837945, 4127920, 4540712, 5675890, 8255840, 9081424, 11351780, 18162848, 22703560, 45407120, 90814240]

約数ペア:

[(1, 90814240), (2, 45407120), (4, 22703560), (5, 18162848), (8, 11351780), (10, 9081424), (11, 8255840), (16, 5675890), (20, 4540712), (22, 4127920), (32, 2837945), (40, 2270356), (44, 2063960), (55, 1651168), (80, 1135178), (88, 1031980), (110, 825584), (160, 567589), (176, 515990), (220, 412792), (352, 257995), (440, 206396), (880, 103198), (1760, 51599)]