65264920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:225

約数の個数: 128

約数和(自身を含む): 177315840

約数和(自身を除く): 112050920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 73, 103, 124, 140, 146, 155, 206, 217, 248, 280, 292, 310, 365, 412, 434, 511, 515, 584, 620, 721, 730, 824, 868, 1022, 1030, 1085, 1240, 1442, 1460, 1736, 2044, 2060, 2170, 2263, 2555, 2884, 2920, 3193, 3605, 4088, 4120, 4340, 4526, 5110, 5768, 6386, 7210, 7519, 8680, 9052, 10220, 11315, 12772, 14420, 15038, 15841, 15965, 18104, 20440, 22351, 22630, 25544, 28840, 30076, 31682, 31930, 37595, 44702, 45260, 52633, 60152, 63364, 63860, 75190, 79205, 89404, 90520, 105266, 111755, 126728, 127720, 150380, 158410, 178808, 210532, 223510, 233089, 263165, 300760, 316820, 421064, 447020, 466178, 526330, 633640, 894040, 932356, 1052660, 1165445, 1631623, 1864712, 2105320, 2330890, 3263246, 4661780, 6526492, 8158115, 9323560, 13052984, 16316230, 32632460, 65264920]

約数ペア:

[(1, 65264920), (2, 32632460), (4, 16316230), (5, 13052984), (7, 9323560), (8, 8158115), (10, 6526492), (14, 4661780), (20, 3263246), (28, 2330890), (31, 2105320), (35, 1864712), (40, 1631623), (56, 1165445), (62, 1052660), (70, 932356), (73, 894040), (103, 633640), (124, 526330), (140, 466178), (146, 447020), (155, 421064), (206, 316820), (217, 300760), (248, 263165), (280, 233089), (292, 223510), (310, 210532), (365, 178808), (412, 158410), (434, 150380), (511, 127720), (515, 126728), (584, 111755), (620, 105266), (721, 90520), (730, 89404), (824, 79205), (868, 75190), (1022, 63860), (1030, 63364), (1085, 60152), (1240, 52633), (1442, 45260), (1460, 44702), (1736, 37595), (2044, 31930), (2060, 31682), (2170, 30076), (2263, 28840), (2555, 25544), (2884, 22630), (2920, 22351), (3193, 20440), (3605, 18104), (4088, 15965), (4120, 15841), (4340, 15038), (4526, 14420), (5110, 12772), (5768, 11315), (6386, 10220), (7210, 9052), (7519, 8680)]