28661586640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3769}}^1\times {\mathrm{5003}}^1$

素因数の和:8804

約数の個数: 80

約数和(自身を含む): 70178097600

約数和(自身を除く): 41516510960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 3769, 5003, 7538, 10006, 15076, 18845, 20012, 25015, 30152, 37690, 40024, 50030, 60304, 71611, 75380, 80048, 95057, 100060, 143222, 150760, 190114, 200120, 286444, 301520, 358055, 380228, 400240, 475285, 572888, 716110, 760456, 950570, 1145776, 1432220, 1520912, 1901140, 2864440, 3802280, 5728880, 7604560, 18856307, 37712614, 75425228, 94281535, 150850456, 188563070, 301700912, 358269833, 377126140, 716539666, 754252280, 1433079332, 1508504560, 1791349165, 2866158664, 3582698330, 5732317328, 7165396660, 14330793320, 28661586640]

約数ペア:

[(1, 28661586640), (2, 14330793320), (4, 7165396660), (5, 5732317328), (8, 3582698330), (10, 2866158664), (16, 1791349165), (19, 1508504560), (20, 1433079332), (38, 754252280), (40, 716539666), (76, 377126140), (80, 358269833), (95, 301700912), (152, 188563070), (190, 150850456), (304, 94281535), (380, 75425228), (760, 37712614), (1520, 18856307), (3769, 7604560), (5003, 5728880), (7538, 3802280), (10006, 2864440), (15076, 1901140), (18845, 1520912), (20012, 1432220), (25015, 1145776), (30152, 950570), (37690, 760456), (40024, 716110), (50030, 572888), (60304, 475285), (71611, 400240), (75380, 380228), (80048, 358055), (95057, 301520), (100060, 286444), (143222, 200120), (150760, 190114)]