27658540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{167}}^1$

素因数の和:216

約数の個数: 108

約数和(自身を含む): 73601136

約数和(自身を除く): 45942596

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 167, 169, 182, 196, 245, 260, 334, 338, 364, 455, 490, 637, 668, 676, 835, 845, 910, 980, 1169, 1183, 1274, 1670, 1690, 1820, 2171, 2338, 2366, 2548, 3185, 3340, 3380, 4342, 4676, 4732, 5845, 5915, 6370, 8183, 8281, 8684, 10855, 11690, 11830, 12740, 15197, 16366, 16562, 21710, 23380, 23660, 28223, 30394, 32732, 33124, 40915, 41405, 43420, 56446, 60788, 75985, 81830, 82810, 106379, 112892, 141115, 151970, 163660, 165620, 197561, 212758, 282230, 303940, 395122, 425516, 531895, 564460, 790244, 987805, 1063790, 1382927, 1975610, 2127580, 2765854, 3951220, 5531708, 6914635, 13829270, 27658540]

約数ペア:

[(1, 27658540), (2, 13829270), (4, 6914635), (5, 5531708), (7, 3951220), (10, 2765854), (13, 2127580), (14, 1975610), (20, 1382927), (26, 1063790), (28, 987805), (35, 790244), (49, 564460), (52, 531895), (65, 425516), (70, 395122), (91, 303940), (98, 282230), (130, 212758), (140, 197561), (167, 165620), (169, 163660), (182, 151970), (196, 141115), (245, 112892), (260, 106379), (334, 82810), (338, 81830), (364, 75985), (455, 60788), (490, 56446), (637, 43420), (668, 41405), (676, 40915), (835, 33124), (845, 32732), (910, 30394), (980, 28223), (1169, 23660), (1183, 23380), (1274, 21710), (1670, 16562), (1690, 16366), (1820, 15197), (2171, 12740), (2338, 11830), (2366, 11690), (2548, 10855), (3185, 8684), (3340, 8281), (3380, 8183), (4342, 6370), (4676, 5915), (4732, 5845)]