172879910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{66749}}^1$

素因数の和:66800

約数の個数: 32

約数和(自身を含む): 365256000

約数和(自身を除く): 192376090

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 518, 1295, 2590, 66749, 133498, 333745, 467243, 667490, 934486, 2336215, 2469713, 4672430, 4939426, 12348565, 17287991, 24697130, 34575982, 86439955, 172879910]

約数ペア:

[(1, 172879910), (2, 86439955), (5, 34575982), (7, 24697130), (10, 17287991), (14, 12348565), (35, 4939426), (37, 4672430), (70, 2469713), (74, 2336215), (185, 934486), (259, 667490), (370, 467243), (518, 333745), (1295, 133498), (2590, 66749)]