80005590

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{42331}}^1$

素因数の和:42354

約数の個数: 64

約数和(自身を含む): 243832320

約数和(自身を除く): 163826730

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 42331, 84662, 126993, 211655, 253986, 296317, 380979, 423310, 592634, 634965, 761958, 888951, 1142937, 1269930, 1481585, 1777902, 1904895, 2285874, 2666853, 2963170, 3809790, 4444755, 5333706, 5714685, 8000559, 8889510, 11429370, 13334265, 16001118, 26668530, 40002795, 80005590]

約数ペア:

[(1, 80005590), (2, 40002795), (3, 26668530), (5, 16001118), (6, 13334265), (7, 11429370), (9, 8889510), (10, 8000559), (14, 5714685), (15, 5333706), (18, 4444755), (21, 3809790), (27, 2963170), (30, 2666853), (35, 2285874), (42, 1904895), (45, 1777902), (54, 1481585), (63, 1269930), (70, 1142937), (90, 888951), (105, 761958), (126, 634965), (135, 592634), (189, 423310), (210, 380979), (270, 296317), (315, 253986), (378, 211655), (630, 126993), (945, 84662), (1890, 42331)]