86551990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53759}}^1$

素因数の和:53796

約数の個数: 32

約数和(自身を含む): 185794560

約数和(自身を除く): 99242570

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 53759, 107518, 268795, 376313, 537590, 752626, 1236457, 1881565, 2472914, 3763130, 6182285, 8655199, 12364570, 17310398, 43275995, 86551990]

約数ペア:

[(1, 86551990), (2, 43275995), (5, 17310398), (7, 12364570), (10, 8655199), (14, 6182285), (23, 3763130), (35, 2472914), (46, 1881565), (70, 1236457), (115, 752626), (161, 537590), (230, 376313), (322, 268795), (805, 107518), (1610, 53759)]