280101299275

素因数分解:

$5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1427}}^1\times {\mathrm{21163}}^1$

素因数の和:22660

約数の個数: 48

約数和(自身を含む): 404735595264

約数和(自身を除く): 124634295989

約数列:

[1, 5, 7, 25, 35, 53, 175, 265, 371, 1325, 1427, 1855, 7135, 9275, 9989, 21163, 35675, 49945, 75631, 105815, 148141, 249725, 378155, 529075, 529417, 740705, 1121639, 1890775, 2647085, 3703525, 5608195, 7851473, 13235425, 28040975, 30199601, 39257365, 150998005, 196286825, 211397207, 754990025, 1056986035, 1600578853, 5284930175, 8002894265, 11204051971, 40014471325, 56020259855, 280101299275]

約数ペア:

[(1, 280101299275), (5, 56020259855), (7, 40014471325), (25, 11204051971), (35, 8002894265), (53, 5284930175), (175, 1600578853), (265, 1056986035), (371, 754990025), (1325, 211397207), (1427, 196286825), (1855, 150998005), (7135, 39257365), (9275, 30199601), (9989, 28040975), (21163, 13235425), (35675, 7851473), (49945, 5608195), (75631, 3703525), (105815, 2647085), (148141, 1890775), (249725, 1121639), (378155, 740705), (529075, 529417)]