81985204

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{3257}}^1$

素因数の和:3328

約数の個数: 48

約数和(自身を含む): 175150080

約数和(自身を除く): 93164876

約数列:

[1, 2, 4, 7, 14, 28, 29, 31, 58, 62, 116, 124, 203, 217, 406, 434, 812, 868, 899, 1798, 3257, 3596, 6293, 6514, 12586, 13028, 22799, 25172, 45598, 91196, 94453, 100967, 188906, 201934, 377812, 403868, 661171, 706769, 1322342, 1413538, 2644684, 2827076, 2928043, 5856086, 11712172, 20496301, 40992602, 81985204]

約数ペア:

[(1, 81985204), (2, 40992602), (4, 20496301), (7, 11712172), (14, 5856086), (28, 2928043), (29, 2827076), (31, 2644684), (58, 1413538), (62, 1322342), (116, 706769), (124, 661171), (203, 403868), (217, 377812), (406, 201934), (434, 188906), (812, 100967), (868, 94453), (899, 91196), (1798, 45598), (3257, 25172), (3596, 22799), (6293, 13028), (6514, 12586)]