64617950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{887}}^1$

素因数の和:977

約数の個数: 48

約数和(自身を含む): 126849024

約数和(自身を除く): 62231074

約数列:

[1, 2, 5, 10, 25, 31, 47, 50, 62, 94, 155, 235, 310, 470, 775, 887, 1175, 1457, 1550, 1774, 2350, 2914, 4435, 7285, 8870, 14570, 22175, 27497, 36425, 41689, 44350, 54994, 72850, 83378, 137485, 208445, 274970, 416890, 687425, 1042225, 1292359, 1374850, 2084450, 2584718, 6461795, 12923590, 32308975, 64617950]

約数ペア:

[(1, 64617950), (2, 32308975), (5, 12923590), (10, 6461795), (25, 2584718), (31, 2084450), (47, 1374850), (50, 1292359), (62, 1042225), (94, 687425), (155, 416890), (235, 274970), (310, 208445), (470, 137485), (775, 83378), (887, 72850), (1175, 54994), (1457, 44350), (1550, 41689), (1774, 36425), (2350, 27497), (2914, 22175), (4435, 14570), (7285, 8870)]