200244880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{727}}^1$

素因数の和:1064

約数の個数: 80

約数和(自身を含む): 510217344

約数和(自身を除く): 309972464

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 313, 440, 626, 727, 880, 1252, 1454, 1565, 2504, 2908, 3130, 3443, 3635, 5008, 5816, 6260, 6886, 7270, 7997, 11632, 12520, 13772, 14540, 15994, 17215, 25040, 27544, 29080, 31988, 34430, 39985, 55088, 58160, 63976, 68860, 79970, 127952, 137720, 159940, 227551, 275440, 319880, 455102, 639760, 910204, 1137755, 1820408, 2275510, 2503061, 3640816, 4551020, 5006122, 9102040, 10012244, 12515305, 18204080, 20024488, 25030610, 40048976, 50061220, 100122440, 200244880]

約数ペア:

[(1, 200244880), (2, 100122440), (4, 50061220), (5, 40048976), (8, 25030610), (10, 20024488), (11, 18204080), (16, 12515305), (20, 10012244), (22, 9102040), (40, 5006122), (44, 4551020), (55, 3640816), (80, 2503061), (88, 2275510), (110, 1820408), (176, 1137755), (220, 910204), (313, 639760), (440, 455102), (626, 319880), (727, 275440), (880, 227551), (1252, 159940), (1454, 137720), (1565, 127952), (2504, 79970), (2908, 68860), (3130, 63976), (3443, 58160), (3635, 55088), (5008, 39985), (5816, 34430), (6260, 31988), (6886, 29080), (7270, 27544), (7997, 25040), (11632, 17215), (12520, 15994), (13772, 14540)]