66920560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1637}}^1$

素因数の和:1730

約数の個数: 80

約数和(自身を含む): 180363456

約数和(自身を除く): 113442896

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, 1637, 2044, 2555, 2920, 3274, 4088, 5110, 5840, 6548, 8176, 8185, 10220, 11459, 13096, 16370, 20440, 22918, 26192, 32740, 40880, 45836, 57295, 65480, 91672, 114590, 119501, 130960, 183344, 229180, 239002, 458360, 478004, 597505, 836507, 916720, 956008, 1195010, 1673014, 1912016, 2390020, 3346028, 4182535, 4780040, 6692056, 8365070, 9560080, 13384112, 16730140, 33460280, 66920560]

約数ペア:

[(1, 66920560), (2, 33460280), (4, 16730140), (5, 13384112), (7, 9560080), (8, 8365070), (10, 6692056), (14, 4780040), (16, 4182535), (20, 3346028), (28, 2390020), (35, 1912016), (40, 1673014), (56, 1195010), (70, 956008), (73, 916720), (80, 836507), (112, 597505), (140, 478004), (146, 458360), (280, 239002), (292, 229180), (365, 183344), (511, 130960), (560, 119501), (584, 114590), (730, 91672), (1022, 65480), (1168, 57295), (1460, 45836), (1637, 40880), (2044, 32740), (2555, 26192), (2920, 22918), (3274, 20440), (4088, 16370), (5110, 13096), (5840, 11459), (6548, 10220), (8176, 8185)]