78829425

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:627

約数の個数: 72

約数和(自身を含む): 153813816

約数和(自身を除く): 74984391

約数列:

[1, 3, 5, 9, 15, 17, 25, 37, 45, 51, 75, 85, 111, 153, 185, 225, 255, 333, 425, 555, 557, 629, 765, 925, 1275, 1665, 1671, 1887, 2775, 2785, 3145, 3825, 5013, 5661, 8325, 8355, 9435, 9469, 13925, 15725, 20609, 25065, 28305, 28407, 41775, 47175, 47345, 61827, 85221, 103045, 125325, 141525, 142035, 185481, 236725, 309135, 350353, 426105, 515225, 710175, 927405, 1051059, 1545675, 1751765, 2130525, 3153177, 4637025, 5255295, 8758825, 15765885, 26276475, 78829425]

約数ペア:

[(1, 78829425), (3, 26276475), (5, 15765885), (9, 8758825), (15, 5255295), (17, 4637025), (25, 3153177), (37, 2130525), (45, 1751765), (51, 1545675), (75, 1051059), (85, 927405), (111, 710175), (153, 515225), (185, 426105), (225, 350353), (255, 309135), (333, 236725), (425, 185481), (555, 142035), (557, 141525), (629, 125325), (765, 103045), (925, 85221), (1275, 61827), (1665, 47345), (1671, 47175), (1887, 41775), (2775, 28407), (2785, 28305), (3145, 25065), (3825, 20609), (5013, 15725), (5661, 13925), (8325, 9469), (8355, 9435)]