80385900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{379}}^1$

素因数の和:504

約数の個数: 144

約数和(自身を含む): 269149440

約数和(自身を除く): 188763540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 101, 105, 140, 150, 175, 202, 210, 300, 303, 350, 379, 404, 420, 505, 525, 606, 700, 707, 758, 1010, 1050, 1137, 1212, 1414, 1515, 1516, 1895, 2020, 2100, 2121, 2274, 2525, 2653, 2828, 3030, 3535, 3790, 4242, 4548, 5050, 5306, 5685, 6060, 7070, 7575, 7580, 7959, 8484, 9475, 10100, 10605, 10612, 11370, 13265, 14140, 15150, 15918, 17675, 18950, 21210, 22740, 26530, 28425, 30300, 31836, 35350, 37900, 38279, 39795, 42420, 53025, 53060, 56850, 66325, 70700, 76558, 79590, 106050, 113700, 114837, 132650, 153116, 159180, 191395, 198975, 212100, 229674, 265300, 267953, 382790, 397950, 459348, 535906, 574185, 765580, 795900, 803859, 956975, 1071812, 1148370, 1339765, 1607718, 1913950, 2296740, 2679530, 2870925, 3215436, 3827900, 4019295, 5359060, 5741850, 6698825, 8038590, 11483700, 13397650, 16077180, 20096475, 26795300, 40192950, 80385900]

約数ペア:

[(1, 80385900), (2, 40192950), (3, 26795300), (4, 20096475), (5, 16077180), (6, 13397650), (7, 11483700), (10, 8038590), (12, 6698825), (14, 5741850), (15, 5359060), (20, 4019295), (21, 3827900), (25, 3215436), (28, 2870925), (30, 2679530), (35, 2296740), (42, 1913950), (50, 1607718), (60, 1339765), (70, 1148370), (75, 1071812), (84, 956975), (100, 803859), (101, 795900), (105, 765580), (140, 574185), (150, 535906), (175, 459348), (202, 397950), (210, 382790), (300, 267953), (303, 265300), (350, 229674), (379, 212100), (404, 198975), (420, 191395), (505, 159180), (525, 153116), (606, 132650), (700, 114837), (707, 113700), (758, 106050), (1010, 79590), (1050, 76558), (1137, 70700), (1212, 66325), (1414, 56850), (1515, 53060), (1516, 53025), (1895, 42420), (2020, 39795), (2100, 38279), (2121, 37900), (2274, 35350), (2525, 31836), (2653, 30300), (2828, 28425), (3030, 26530), (3535, 22740), (3790, 21210), (4242, 18950), (4548, 17675), (5050, 15918), (5306, 15150), (5685, 14140), (6060, 13265), (7070, 11370), (7575, 10612), (7580, 10605), (7959, 10100), (8484, 9475)]