25804400

素因数分解:

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

素因数の和:2130

約数の個数: 60

約数和(自身を含む): 64025664

約数和(自身を除く): 38221264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 775, 1240, 1550, 2081, 2480, 3100, 4162, 6200, 8324, 10405, 12400, 16648, 20810, 33296, 41620, 52025, 64511, 83240, 104050, 129022, 166480, 208100, 258044, 322555, 416200, 516088, 645110, 832400, 1032176, 1290220, 1612775, 2580440, 3225550, 5160880, 6451100, 12902200, 25804400]

約数ペア:

[(1, 25804400), (2, 12902200), (4, 6451100), (5, 5160880), (8, 3225550), (10, 2580440), (16, 1612775), (20, 1290220), (25, 1032176), (31, 832400), (40, 645110), (50, 516088), (62, 416200), (80, 322555), (100, 258044), (124, 208100), (155, 166480), (200, 129022), (248, 104050), (310, 83240), (400, 64511), (496, 52025), (620, 41620), (775, 33296), (1240, 20810), (1550, 16648), (2081, 12400), (2480, 10405), (3100, 8324), (4162, 6200)]