84678190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{3343}}^1$

素因数の和:3516

約数の個数: 32

約数和(自身を含む): 162518400

約数和(自身を除く): 77840210

約数列:

[1, 2, 5, 10, 17, 34, 85, 149, 170, 298, 745, 1490, 2533, 3343, 5066, 6686, 12665, 16715, 25330, 33430, 56831, 113662, 284155, 498107, 568310, 996214, 2490535, 4981070, 8467819, 16935638, 42339095, 84678190]

約数ペア:

[(1, 84678190), (2, 42339095), (5, 16935638), (10, 8467819), (17, 4981070), (34, 2490535), (85, 996214), (149, 568310), (170, 498107), (298, 284155), (745, 113662), (1490, 56831), (2533, 33430), (3343, 25330), (5066, 16715), (6686, 12665)]