129022000

素因数分解:

$2^4\times 5^3\times {\mathrm{31}}^1\times {\mathrm{2081}}^1$

素因数の和:2135

約数の個数: 80

約数和(自身を含む): 322193664

約数和(自身を除く): 193171664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 125, 155, 200, 248, 250, 310, 400, 496, 500, 620, 775, 1000, 1240, 1550, 2000, 2081, 2480, 3100, 3875, 4162, 6200, 7750, 8324, 10405, 12400, 15500, 16648, 20810, 31000, 33296, 41620, 52025, 62000, 64511, 83240, 104050, 129022, 166480, 208100, 258044, 260125, 322555, 416200, 516088, 520250, 645110, 832400, 1032176, 1040500, 1290220, 1612775, 2081000, 2580440, 3225550, 4162000, 5160880, 6451100, 8063875, 12902200, 16127750, 25804400, 32255500, 64511000, 129022000]

約数ペア:

[(1, 129022000), (2, 64511000), (4, 32255500), (5, 25804400), (8, 16127750), (10, 12902200), (16, 8063875), (20, 6451100), (25, 5160880), (31, 4162000), (40, 3225550), (50, 2580440), (62, 2081000), (80, 1612775), (100, 1290220), (124, 1040500), (125, 1032176), (155, 832400), (200, 645110), (248, 520250), (250, 516088), (310, 416200), (400, 322555), (496, 260125), (500, 258044), (620, 208100), (775, 166480), (1000, 129022), (1240, 104050), (1550, 83240), (2000, 64511), (2081, 62000), (2480, 52025), (3100, 41620), (3875, 33296), (4162, 31000), (6200, 20810), (7750, 16648), (8324, 15500), (10405, 12400)]