27717968

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:156

約数の個数: 80

約数和(自身を含む): 59996160

約数和(自身を除く): 32278192

約数列:

[1, 2, 4, 8, 16, 29, 31, 41, 47, 58, 62, 82, 94, 116, 124, 164, 188, 232, 248, 328, 376, 464, 496, 656, 752, 899, 1189, 1271, 1363, 1457, 1798, 1927, 2378, 2542, 2726, 2914, 3596, 3854, 4756, 5084, 5452, 5828, 7192, 7708, 9512, 10168, 10904, 11656, 14384, 15416, 19024, 20336, 21808, 23312, 30832, 36859, 42253, 55883, 59737, 73718, 84506, 111766, 119474, 147436, 169012, 223532, 238948, 294872, 338024, 447064, 477896, 589744, 676048, 894128, 955792, 1732373, 3464746, 6929492, 13858984, 27717968]

約数ペア:

[(1, 27717968), (2, 13858984), (4, 6929492), (8, 3464746), (16, 1732373), (29, 955792), (31, 894128), (41, 676048), (47, 589744), (58, 477896), (62, 447064), (82, 338024), (94, 294872), (116, 238948), (124, 223532), (164, 169012), (188, 147436), (232, 119474), (248, 111766), (328, 84506), (376, 73718), (464, 59737), (496, 55883), (656, 42253), (752, 36859), (899, 30832), (1189, 23312), (1271, 21808), (1363, 20336), (1457, 19024), (1798, 15416), (1927, 14384), (2378, 11656), (2542, 10904), (2726, 10168), (2914, 9512), (3596, 7708), (3854, 7192), (4756, 5828), (5084, 5452)]