80127320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22013}}^1$

素因数の和:22044

約数の個数: 64

約数和(自身を含む): 221901120

約数和(自身を除く): 141773800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 22013, 44026, 88052, 110065, 154091, 176104, 220130, 286169, 308182, 440260, 572338, 616364, 770455, 880520, 1144676, 1232728, 1430845, 1540910, 2003183, 2289352, 2861690, 3081820, 4006366, 5723380, 6163640, 8012732, 10015915, 11446760, 16025464, 20031830, 40063660, 80127320]

約数ペア:

[(1, 80127320), (2, 40063660), (4, 20031830), (5, 16025464), (7, 11446760), (8, 10015915), (10, 8012732), (13, 6163640), (14, 5723380), (20, 4006366), (26, 3081820), (28, 2861690), (35, 2289352), (40, 2003183), (52, 1540910), (56, 1430845), (65, 1232728), (70, 1144676), (91, 880520), (104, 770455), (130, 616364), (140, 572338), (182, 440260), (260, 308182), (280, 286169), (364, 220130), (455, 176104), (520, 154091), (728, 110065), (910, 88052), (1820, 44026), (3640, 22013)]