89351560

素因数分解:

$2^3\times 5^1\times {\mathrm{541}}^1\times {\mathrm{4129}}^1$

素因数の和:4681

約数の個数: 32

約数和(自身を含む): 201461400

約数和(自身を除く): 112109840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 541, 1082, 2164, 2705, 4129, 4328, 5410, 8258, 10820, 16516, 20645, 21640, 33032, 41290, 82580, 165160, 2233789, 4467578, 8935156, 11168945, 17870312, 22337890, 44675780, 89351560]

約数ペア:

[(1, 89351560), (2, 44675780), (4, 22337890), (5, 17870312), (8, 11168945), (10, 8935156), (20, 4467578), (40, 2233789), (541, 165160), (1082, 82580), (2164, 41290), (2705, 33032), (4129, 21640), (4328, 20645), (5410, 16516), (8258, 10820)]