85389160

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{13597}}^1$

素因数の和:13765

約数の個数: 32

約数和(自身を含む): 193363560

約数和(自身を除く): 107974400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 13597, 27194, 54388, 67985, 108776, 135970, 271940, 543880, 2134729, 4269458, 8538916, 10673645, 17077832, 21347290, 42694580, 85389160]

約数ペア:

[(1, 85389160), (2, 42694580), (4, 21347290), (5, 17077832), (8, 10673645), (10, 8538916), (20, 4269458), (40, 2134729), (157, 543880), (314, 271940), (628, 135970), (785, 108776), (1256, 67985), (1570, 54388), (3140, 27194), (6280, 13597)]