26285840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{643}}^1$

素因数の和:736

約数の個数: 80

約数和(自身を含む): 70912128

約数和(自身を除く): 44626288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 511, 560, 584, 643, 730, 1022, 1168, 1286, 1460, 2044, 2555, 2572, 2920, 3215, 4088, 4501, 5110, 5144, 5840, 6430, 8176, 9002, 10220, 10288, 12860, 18004, 20440, 22505, 25720, 36008, 40880, 45010, 46939, 51440, 72016, 90020, 93878, 180040, 187756, 234695, 328573, 360080, 375512, 469390, 657146, 751024, 938780, 1314292, 1642865, 1877560, 2628584, 3285730, 3755120, 5257168, 6571460, 13142920, 26285840]

約数ペア:

[(1, 26285840), (2, 13142920), (4, 6571460), (5, 5257168), (7, 3755120), (8, 3285730), (10, 2628584), (14, 1877560), (16, 1642865), (20, 1314292), (28, 938780), (35, 751024), (40, 657146), (56, 469390), (70, 375512), (73, 360080), (80, 328573), (112, 234695), (140, 187756), (146, 180040), (280, 93878), (292, 90020), (365, 72016), (511, 51440), (560, 46939), (584, 45010), (643, 40880), (730, 36008), (1022, 25720), (1168, 22505), (1286, 20440), (1460, 18004), (2044, 12860), (2555, 10288), (2572, 10220), (2920, 9002), (3215, 8176), (4088, 6430), (4501, 5840), (5110, 5144)]