7880454975

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{199379}}^1$

素因数の和:199440

約数の個数: 48

約数和(自身を含む): 14240517120

約数和(自身を除く): 6360062145

約数列:

[1, 3, 5, 15, 17, 25, 31, 51, 75, 85, 93, 155, 255, 425, 465, 527, 775, 1275, 1581, 2325, 2635, 7905, 13175, 39525, 199379, 598137, 996895, 2990685, 3389443, 4984475, 6180749, 10168329, 14953425, 16947215, 18542247, 30903745, 50841645, 84736075, 92711235, 105072733, 154518725, 254208225, 315218199, 463556175, 525363665, 1576090995, 2626818325, 7880454975]

約数ペア:

[(1, 7880454975), (3, 2626818325), (5, 1576090995), (15, 525363665), (17, 463556175), (25, 315218199), (31, 254208225), (51, 154518725), (75, 105072733), (85, 92711235), (93, 84736075), (155, 50841645), (255, 30903745), (425, 18542247), (465, 16947215), (527, 14953425), (775, 10168329), (1275, 6180749), (1581, 4984475), (2325, 3389443), (2635, 2990685), (7905, 996895), (13175, 598137), (39525, 199379)]