30507825

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 53964800

約数和(自身を除く): 23456975

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 79, 95, 237, 271, 285, 395, 475, 813, 1185, 1355, 1425, 1501, 1975, 4065, 4503, 5149, 5925, 6775, 7505, 15447, 20325, 21409, 22515, 25745, 37525, 64227, 77235, 107045, 112575, 128725, 321135, 386175, 406771, 535225, 1220313, 1605675, 2033855, 6101565, 10169275, 30507825]

約数ペア:

[(1, 30507825), (3, 10169275), (5, 6101565), (15, 2033855), (19, 1605675), (25, 1220313), (57, 535225), (75, 406771), (79, 386175), (95, 321135), (237, 128725), (271, 112575), (285, 107045), (395, 77235), (475, 64227), (813, 37525), (1185, 25745), (1355, 22515), (1425, 21409), (1501, 20325), (1975, 15447), (4065, 7505), (4503, 6775), (5149, 5925)]