80843120

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:322

約数の個数: 80

約数和(自身を含む): 193797120

約数和(自身を除く): 112954000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 109, 127, 146, 218, 254, 292, 365, 436, 508, 545, 584, 635, 730, 872, 1016, 1090, 1168, 1270, 1460, 1744, 2032, 2180, 2540, 2920, 4360, 5080, 5840, 7957, 8720, 9271, 10160, 13843, 15914, 18542, 27686, 31828, 37084, 39785, 46355, 55372, 63656, 69215, 74168, 79570, 92710, 110744, 127312, 138430, 148336, 159140, 185420, 221488, 276860, 318280, 370840, 553720, 636560, 741680, 1010539, 1107440, 2021078, 4042156, 5052695, 8084312, 10105390, 16168624, 20210780, 40421560, 80843120]

約数ペア:

[(1, 80843120), (2, 40421560), (4, 20210780), (5, 16168624), (8, 10105390), (10, 8084312), (16, 5052695), (20, 4042156), (40, 2021078), (73, 1107440), (80, 1010539), (109, 741680), (127, 636560), (146, 553720), (218, 370840), (254, 318280), (292, 276860), (365, 221488), (436, 185420), (508, 159140), (545, 148336), (584, 138430), (635, 127312), (730, 110744), (872, 92710), (1016, 79570), (1090, 74168), (1168, 69215), (1270, 63656), (1460, 55372), (1744, 46355), (2032, 39785), (2180, 37084), (2540, 31828), (2920, 27686), (4360, 18542), (5080, 15914), (5840, 13843), (7957, 10160), (8720, 9271)]