89020880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{85597}}^1$

素因数の和:85623

約数の個数: 40

約数和(自身を含む): 222897192

約数和(自身を除く): 133876312

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 85597, 171194, 342388, 427985, 684776, 855970, 1112761, 1369552, 1711940, 2225522, 3423880, 4451044, 5563805, 6847760, 8902088, 11127610, 17804176, 22255220, 44510440, 89020880]

約数ペア:

[(1, 89020880), (2, 44510440), (4, 22255220), (5, 17804176), (8, 11127610), (10, 8902088), (13, 6847760), (16, 5563805), (20, 4451044), (26, 3423880), (40, 2225522), (52, 1711940), (65, 1369552), (80, 1112761), (104, 855970), (130, 684776), (208, 427985), (260, 342388), (520, 171194), (1040, 85597)]