201583520

素因数分解:

$2^5\times 5^1\times {\mathrm{677}}^1\times {\mathrm{1861}}^1$

素因数の和:2553

約数の個数: 48

約数和(自身を含む): 477200808

約数和(自身を除く): 275617288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 677, 1354, 1861, 2708, 3385, 3722, 5416, 6770, 7444, 9305, 10832, 13540, 14888, 18610, 21664, 27080, 29776, 37220, 54160, 59552, 74440, 108320, 148880, 297760, 1259897, 2519794, 5039588, 6299485, 10079176, 12598970, 20158352, 25197940, 40316704, 50395880, 100791760, 201583520]

約数ペア:

[(1, 201583520), (2, 100791760), (4, 50395880), (5, 40316704), (8, 25197940), (10, 20158352), (16, 12598970), (20, 10079176), (32, 6299485), (40, 5039588), (80, 2519794), (160, 1259897), (677, 297760), (1354, 148880), (1861, 108320), (2708, 74440), (3385, 59552), (3722, 54160), (5416, 37220), (6770, 29776), (7444, 27080), (9305, 21664), (10832, 18610), (13540, 14888)]