25751280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2617}}^1$

素因数の和:2674

約数の個数: 80

約数和(自身を含む): 81807264

約数和(自身を除く): 56055984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1968, 2460, 2617, 3280, 4920, 5234, 7851, 9840, 10468, 13085, 15702, 20936, 26170, 31404, 39255, 41872, 52340, 62808, 78510, 104680, 107297, 125616, 157020, 209360, 214594, 314040, 321891, 429188, 536485, 628080, 643782, 858376, 1072970, 1287564, 1609455, 1716752, 2145940, 2575128, 3218910, 4291880, 5150256, 6437820, 8583760, 12875640, 25751280]

約数ペア:

[(1, 25751280), (2, 12875640), (3, 8583760), (4, 6437820), (5, 5150256), (6, 4291880), (8, 3218910), (10, 2575128), (12, 2145940), (15, 1716752), (16, 1609455), (20, 1287564), (24, 1072970), (30, 858376), (40, 643782), (41, 628080), (48, 536485), (60, 429188), (80, 321891), (82, 314040), (120, 214594), (123, 209360), (164, 157020), (205, 125616), (240, 107297), (246, 104680), (328, 78510), (410, 62808), (492, 52340), (615, 41872), (656, 39255), (820, 31404), (984, 26170), (1230, 20936), (1640, 15702), (1968, 13085), (2460, 10468), (2617, 9840), (3280, 7851), (4920, 5234)]