25913880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{71983}}^1$

素因数の和:72000

約数の個数: 48

約数和(自身を含む): 84221280

約数和(自身を除く): 58307400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 71983, 143966, 215949, 287932, 359915, 431898, 575864, 647847, 719830, 863796, 1079745, 1295694, 1439660, 1727592, 2159490, 2591388, 2879320, 3239235, 4318980, 5182776, 6478470, 8637960, 12956940, 25913880]

約数ペア:

[(1, 25913880), (2, 12956940), (3, 8637960), (4, 6478470), (5, 5182776), (6, 4318980), (8, 3239235), (9, 2879320), (10, 2591388), (12, 2159490), (15, 1727592), (18, 1439660), (20, 1295694), (24, 1079745), (30, 863796), (36, 719830), (40, 647847), (45, 575864), (60, 431898), (72, 359915), (90, 287932), (120, 215949), (180, 143966), (360, 71983)]