66225520

素因数分解:

$2^4\times 5^1\times {\mathrm{167}}^1\times {\mathrm{4957}}^1$

素因数の和:5137

約数の個数: 40

約数和(自身を含む): 154927584

約数和(自身を除く): 88702064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167, 334, 668, 835, 1336, 1670, 2672, 3340, 4957, 6680, 9914, 13360, 19828, 24785, 39656, 49570, 79312, 99140, 198280, 396560, 827819, 1655638, 3311276, 4139095, 6622552, 8278190, 13245104, 16556380, 33112760, 66225520]

約数ペア:

[(1, 66225520), (2, 33112760), (4, 16556380), (5, 13245104), (8, 8278190), (10, 6622552), (16, 4139095), (20, 3311276), (40, 1655638), (80, 827819), (167, 396560), (334, 198280), (668, 99140), (835, 79312), (1336, 49570), (1670, 39656), (2672, 24785), (3340, 19828), (4957, 13360), (6680, 9914)]