168774560

素因数分解:

$2^5\times 5^1\times {\mathrm{907}}^1\times {\mathrm{1163}}^1$

素因数の和:2085

約数の個数: 48

約数和(自身を含む): 399512736

約数和(自身を除く): 230738176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 907, 1163, 1814, 2326, 3628, 4535, 4652, 5815, 7256, 9070, 9304, 11630, 14512, 18140, 18608, 23260, 29024, 36280, 37216, 46520, 72560, 93040, 145120, 186080, 1054841, 2109682, 4219364, 5274205, 8438728, 10548410, 16877456, 21096820, 33754912, 42193640, 84387280, 168774560]

約数ペア:

[(1, 168774560), (2, 84387280), (4, 42193640), (5, 33754912), (8, 21096820), (10, 16877456), (16, 10548410), (20, 8438728), (32, 5274205), (40, 4219364), (80, 2109682), (160, 1054841), (907, 186080), (1163, 145120), (1814, 93040), (2326, 72560), (3628, 46520), (4535, 37216), (4652, 36280), (5815, 29024), (7256, 23260), (9070, 18608), (9304, 18140), (11630, 14512)]