78946150

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^3\times {\mathrm{53}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 154597248

約数和(自身を除く): 75651098

約数列:

[1, 2, 5, 10, 25, 31, 50, 53, 62, 106, 155, 265, 310, 530, 775, 961, 1325, 1550, 1643, 1922, 2650, 3286, 4805, 8215, 9610, 16430, 24025, 29791, 41075, 48050, 50933, 59582, 82150, 101866, 148955, 254665, 297910, 509330, 744775, 1273325, 1489550, 1578923, 2546650, 3157846, 7894615, 15789230, 39473075, 78946150]

約数ペア:

[(1, 78946150), (2, 39473075), (5, 15789230), (10, 7894615), (25, 3157846), (31, 2546650), (50, 1578923), (53, 1489550), (62, 1273325), (106, 744775), (155, 509330), (265, 297910), (310, 254665), (530, 148955), (775, 101866), (961, 82150), (1325, 59582), (1550, 50933), (1643, 48050), (1922, 41075), (2650, 29791), (3286, 24025), (4805, 16430), (8215, 9610)]