131888800

素因数分解:

$2^5\times 5^2\times {\mathrm{41}}^1\times {\mathrm{4021}}^1$

素因数の和:4082

約数の個数: 72

約数和(自身を含む): 329908572

約数和(自身を除く): 198019772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 80, 82, 100, 160, 164, 200, 205, 328, 400, 410, 656, 800, 820, 1025, 1312, 1640, 2050, 3280, 4021, 4100, 6560, 8042, 8200, 16084, 16400, 20105, 32168, 32800, 40210, 64336, 80420, 100525, 128672, 160840, 164861, 201050, 321680, 329722, 402100, 643360, 659444, 804200, 824305, 1318888, 1608400, 1648610, 2637776, 3216800, 3297220, 4121525, 5275552, 6594440, 8243050, 13188880, 16486100, 26377760, 32972200, 65944400, 131888800]

約数ペア:

[(1, 131888800), (2, 65944400), (4, 32972200), (5, 26377760), (8, 16486100), (10, 13188880), (16, 8243050), (20, 6594440), (25, 5275552), (32, 4121525), (40, 3297220), (41, 3216800), (50, 2637776), (80, 1648610), (82, 1608400), (100, 1318888), (160, 824305), (164, 804200), (200, 659444), (205, 643360), (328, 402100), (400, 329722), (410, 321680), (656, 201050), (800, 164861), (820, 160840), (1025, 128672), (1312, 100525), (1640, 80420), (2050, 64336), (3280, 40210), (4021, 32800), (4100, 32168), (6560, 20105), (8042, 16400), (8200, 16084)]