78874850

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{337}}^1$

素因数の和:531

約数の個数: 48

約数和(自身を含む): 152894976

約数和(自身を除く): 74020126

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 151, 155, 302, 310, 337, 674, 755, 775, 1510, 1550, 1685, 3370, 3775, 4681, 7550, 8425, 9362, 10447, 16850, 20894, 23405, 46810, 50887, 52235, 101774, 104470, 117025, 234050, 254435, 261175, 508870, 522350, 1272175, 1577497, 2544350, 3154994, 7887485, 15774970, 39437425, 78874850]

約数ペア:

[(1, 78874850), (2, 39437425), (5, 15774970), (10, 7887485), (25, 3154994), (31, 2544350), (50, 1577497), (62, 1272175), (151, 522350), (155, 508870), (302, 261175), (310, 254435), (337, 234050), (674, 117025), (755, 104470), (775, 101774), (1510, 52235), (1550, 50887), (1685, 46810), (3370, 23405), (3775, 20894), (4681, 16850), (7550, 10447), (8425, 9362)]