69665680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4013}}^1$

素因数の和:4064

約数の個数: 80

約数和(自身を含む): 191130624

約数和(自身を除く): 121464944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4013, 4340, 8026, 8680, 16052, 17360, 20065, 28091, 32104, 40130, 56182, 64208, 80260, 112364, 124403, 140455, 160520, 224728, 248806, 280910, 321040, 449456, 497612, 561820, 622015, 870821, 995224, 1123640, 1244030, 1741642, 1990448, 2247280, 2488060, 3483284, 4354105, 4976120, 6966568, 8708210, 9952240, 13933136, 17416420, 34832840, 69665680]

約数ペア:

[(1, 69665680), (2, 34832840), (4, 17416420), (5, 13933136), (7, 9952240), (8, 8708210), (10, 6966568), (14, 4976120), (16, 4354105), (20, 3483284), (28, 2488060), (31, 2247280), (35, 1990448), (40, 1741642), (56, 1244030), (62, 1123640), (70, 995224), (80, 870821), (112, 622015), (124, 561820), (140, 497612), (155, 449456), (217, 321040), (248, 280910), (280, 248806), (310, 224728), (434, 160520), (496, 140455), (560, 124403), (620, 112364), (868, 80260), (1085, 64208), (1240, 56182), (1736, 40130), (2170, 32104), (2480, 28091), (3472, 20065), (4013, 17360), (4340, 16052), (8026, 8680)]