54759975

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1481}}^1$

素因数の和:1540

約数の個数: 48

約数和(自身を含む): 99234720

約数和(自身を除く): 44474745

約数列:

[1, 3, 5, 15, 17, 25, 29, 51, 75, 85, 87, 145, 255, 425, 435, 493, 725, 1275, 1479, 1481, 2175, 2465, 4443, 7395, 7405, 12325, 22215, 25177, 36975, 37025, 42949, 75531, 111075, 125885, 128847, 214745, 377655, 629425, 644235, 730133, 1073725, 1888275, 2190399, 3221175, 3650665, 10951995, 18253325, 54759975]

約数ペア:

[(1, 54759975), (3, 18253325), (5, 10951995), (15, 3650665), (17, 3221175), (25, 2190399), (29, 1888275), (51, 1073725), (75, 730133), (85, 644235), (87, 629425), (145, 377655), (255, 214745), (425, 128847), (435, 125885), (493, 111075), (725, 75531), (1275, 42949), (1479, 37025), (1481, 36975), (2175, 25177), (2465, 22215), (4443, 12325), (7395, 7405)]