25878240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17971}}^1$

素因数の和:17992

約数の個数: 72

約数和(自身を含む): 88314408

約数和(自身を除く): 62436168

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 17971, 35942, 53913, 71884, 89855, 107826, 143768, 161739, 179710, 215652, 269565, 287536, 323478, 359420, 431304, 539130, 575072, 646956, 718840, 808695, 862608, 1078260, 1293912, 1437680, 1617390, 1725216, 2156520, 2587824, 2875360, 3234780, 4313040, 5175648, 6469560, 8626080, 12939120, 25878240]

約数ペア:

[(1, 25878240), (2, 12939120), (3, 8626080), (4, 6469560), (5, 5175648), (6, 4313040), (8, 3234780), (9, 2875360), (10, 2587824), (12, 2156520), (15, 1725216), (16, 1617390), (18, 1437680), (20, 1293912), (24, 1078260), (30, 862608), (32, 808695), (36, 718840), (40, 646956), (45, 575072), (48, 539130), (60, 431304), (72, 359420), (80, 323478), (90, 287536), (96, 269565), (120, 215652), (144, 179710), (160, 161739), (180, 143768), (240, 107826), (288, 89855), (360, 71884), (480, 53913), (720, 35942), (1440, 17971)]