978180850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{661}}^1\times {\mathrm{1741}}^1$

素因数の和:2431

約数の個数: 48

約数和(自身を含む): 1930463496

約数和(自身を除く): 952282646

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 661, 850, 1322, 1741, 3305, 3482, 6610, 8705, 11237, 16525, 17410, 22474, 29597, 33050, 43525, 56185, 59194, 87050, 112370, 147985, 280925, 295970, 561850, 739925, 1150801, 1479850, 2301602, 5754005, 11508010, 19563617, 28770025, 39127234, 57540050, 97818085, 195636170, 489090425, 978180850]

約数ペア:

[(1, 978180850), (2, 489090425), (5, 195636170), (10, 97818085), (17, 57540050), (25, 39127234), (34, 28770025), (50, 19563617), (85, 11508010), (170, 5754005), (425, 2301602), (661, 1479850), (850, 1150801), (1322, 739925), (1741, 561850), (3305, 295970), (3482, 280925), (6610, 147985), (8705, 112370), (11237, 87050), (16525, 59194), (17410, 56185), (22474, 43525), (29597, 33050)]