89185520

素因数分解:

$2^4\times 5^1\times {\mathrm{619}}^1\times {\mathrm{1801}}^1$

素因数の和:2433

約数の個数: 40

約数和(自身を含む): 207806640

約数和(自身を除く): 118621120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 619, 1238, 1801, 2476, 3095, 3602, 4952, 6190, 7204, 9005, 9904, 12380, 14408, 18010, 24760, 28816, 36020, 49520, 72040, 144080, 1114819, 2229638, 4459276, 5574095, 8918552, 11148190, 17837104, 22296380, 44592760, 89185520]

約数ペア:

[(1, 89185520), (2, 44592760), (4, 22296380), (5, 17837104), (8, 11148190), (10, 8918552), (16, 5574095), (20, 4459276), (40, 2229638), (80, 1114819), (619, 144080), (1238, 72040), (1801, 49520), (2476, 36020), (3095, 28816), (3602, 24760), (4952, 18010), (6190, 14408), (7204, 12380), (9005, 9904)]