53988880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3229}}^1$

素因数の和:3272

約数の個数: 80

約数和(自身を含む): 144187200

約数和(自身を除く): 90198320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 3229, 3344, 4180, 6458, 8360, 12916, 16145, 16720, 25832, 32290, 35519, 51664, 61351, 64580, 71038, 122702, 129160, 142076, 177595, 245404, 258320, 284152, 306755, 355190, 490808, 568304, 613510, 674861, 710380, 981616, 1227020, 1349722, 1420760, 2454040, 2699444, 2841520, 3374305, 4908080, 5398888, 6748610, 10797776, 13497220, 26994440, 53988880]

約数ペア:

[(1, 53988880), (2, 26994440), (4, 13497220), (5, 10797776), (8, 6748610), (10, 5398888), (11, 4908080), (16, 3374305), (19, 2841520), (20, 2699444), (22, 2454040), (38, 1420760), (40, 1349722), (44, 1227020), (55, 981616), (76, 710380), (80, 674861), (88, 613510), (95, 568304), (110, 490808), (152, 355190), (176, 306755), (190, 284152), (209, 258320), (220, 245404), (304, 177595), (380, 142076), (418, 129160), (440, 122702), (760, 71038), (836, 64580), (880, 61351), (1045, 51664), (1520, 35519), (1672, 32290), (2090, 25832), (3229, 16720), (3344, 16145), (4180, 12916), (6458, 8360)]