90850240

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21839}}^1$

素因数の和:21869

約数の個数: 56

約数和(自身を含む): 232989120

約数和(自身を除く): 142138880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 21839, 43678, 87356, 109195, 174712, 218390, 283907, 349424, 436780, 567814, 698848, 873560, 1135628, 1397696, 1419535, 1747120, 2271256, 2839070, 3494240, 4542512, 5678140, 6988480, 9085024, 11356280, 18170048, 22712560, 45425120, 90850240]

約数ペア:

[(1, 90850240), (2, 45425120), (4, 22712560), (5, 18170048), (8, 11356280), (10, 9085024), (13, 6988480), (16, 5678140), (20, 4542512), (26, 3494240), (32, 2839070), (40, 2271256), (52, 1747120), (64, 1419535), (65, 1397696), (80, 1135628), (104, 873560), (130, 698848), (160, 567814), (208, 436780), (260, 349424), (320, 283907), (416, 218390), (520, 174712), (832, 109195), (1040, 87356), (2080, 43678), (4160, 21839)]