19756100

素因数分解:

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

素因数の和:214

約数の個数: 108

約数和(自身を含む): 53371584

約数和(自身を除く): 33615484

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 167, 169, 175, 182, 260, 325, 334, 338, 350, 364, 455, 650, 668, 676, 700, 835, 845, 910, 1169, 1183, 1300, 1670, 1690, 1820, 2171, 2275, 2338, 2366, 3340, 3380, 4175, 4225, 4342, 4550, 4676, 4732, 5845, 5915, 8350, 8450, 8684, 9100, 10855, 11690, 11830, 15197, 16700, 16900, 21710, 23380, 23660, 28223, 29225, 29575, 30394, 43420, 54275, 56446, 58450, 59150, 60788, 75985, 108550, 112892, 116900, 118300, 141115, 151970, 197561, 217100, 282230, 303940, 379925, 395122, 564460, 705575, 759850, 790244, 987805, 1411150, 1519700, 1975610, 2822300, 3951220, 4939025, 9878050, 19756100]

約数ペア:

[(1, 19756100), (2, 9878050), (4, 4939025), (5, 3951220), (7, 2822300), (10, 1975610), (13, 1519700), (14, 1411150), (20, 987805), (25, 790244), (26, 759850), (28, 705575), (35, 564460), (50, 395122), (52, 379925), (65, 303940), (70, 282230), (91, 217100), (100, 197561), (130, 151970), (140, 141115), (167, 118300), (169, 116900), (175, 112892), (182, 108550), (260, 75985), (325, 60788), (334, 59150), (338, 58450), (350, 56446), (364, 54275), (455, 43420), (650, 30394), (668, 29575), (676, 29225), (700, 28223), (835, 23660), (845, 23380), (910, 21710), (1169, 16900), (1183, 16700), (1300, 15197), (1670, 11830), (1690, 11690), (1820, 10855), (2171, 9100), (2275, 8684), (2338, 8450), (2366, 8350), (3340, 5915), (3380, 5845), (4175, 4732), (4225, 4676), (4342, 4550)]