30783775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 45139968

約数和(自身を除く): 14356193

約数列:

[1, 5, 11, 23, 25, 31, 55, 115, 155, 157, 253, 275, 341, 575, 713, 775, 785, 1265, 1705, 1727, 3565, 3611, 3925, 4867, 6325, 7843, 8525, 8635, 17825, 18055, 24335, 39215, 39721, 43175, 53537, 90275, 111941, 121675, 196075, 198605, 267685, 559705, 993025, 1231351, 1338425, 2798525, 6156755, 30783775]

約数ペア:

[(1, 30783775), (5, 6156755), (11, 2798525), (23, 1338425), (25, 1231351), (31, 993025), (55, 559705), (115, 267685), (155, 198605), (157, 196075), (253, 121675), (275, 111941), (341, 90275), (575, 53537), (713, 43175), (775, 39721), (785, 39215), (1265, 24335), (1705, 18055), (1727, 17825), (3565, 8635), (3611, 8525), (3925, 7843), (4867, 6325)]