66511760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1627}}^1$

素因数の和:1720

約数の個数: 80

約数和(自身を含む): 179262336

約数和(自身を除く): 112750576

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, 730, 1022, 1168, 1460, 1627, 2044, 2555, 2920, 3254, 4088, 5110, 5840, 6508, 8135, 8176, 10220, 11389, 13016, 16270, 20440, 22778, 26032, 32540, 40880, 45556, 56945, 65080, 91112, 113890, 118771, 130160, 182224, 227780, 237542, 455560, 475084, 593855, 831397, 911120, 950168, 1187710, 1662794, 1900336, 2375420, 3325588, 4156985, 4750840, 6651176, 8313970, 9501680, 13302352, 16627940, 33255880, 66511760]

約数ペア:

[(1, 66511760), (2, 33255880), (4, 16627940), (5, 13302352), (7, 9501680), (8, 8313970), (10, 6651176), (14, 4750840), (16, 4156985), (20, 3325588), (28, 2375420), (35, 1900336), (40, 1662794), (56, 1187710), (70, 950168), (73, 911120), (80, 831397), (112, 593855), (140, 475084), (146, 455560), (280, 237542), (292, 227780), (365, 182224), (511, 130160), (560, 118771), (584, 113890), (730, 91112), (1022, 65080), (1168, 56945), (1460, 45556), (1627, 40880), (2044, 32540), (2555, 26032), (2920, 22778), (3254, 20440), (4088, 16270), (5110, 13016), (5840, 11389), (6508, 10220), (8135, 8176)]