73479280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{131213}}^1$

素因数の和:131233

約数の個数: 40

約数和(自身を含む): 195246432

約数和(自身を除く): 121767152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 131213, 262426, 524852, 656065, 918491, 1049704, 1312130, 1836982, 2099408, 2624260, 3673964, 4592455, 5248520, 7347928, 9184910, 10497040, 14695856, 18369820, 36739640, 73479280]

約数ペア:

[(1, 73479280), (2, 36739640), (4, 18369820), (5, 14695856), (7, 10497040), (8, 9184910), (10, 7347928), (14, 5248520), (16, 4592455), (20, 3673964), (28, 2624260), (35, 2099408), (40, 1836982), (56, 1312130), (70, 1049704), (80, 918491), (112, 656065), (140, 524852), (280, 262426), (560, 131213)]