90235575

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{761}}^1$

素因数の和:825

約数の個数: 72

約数和(自身を含む): 176881536

約数和(自身を除く): 86645961

約数列:

[1, 3, 5, 9, 15, 17, 25, 31, 45, 51, 75, 85, 93, 153, 155, 225, 255, 279, 425, 465, 527, 761, 765, 775, 1275, 1395, 1581, 2283, 2325, 2635, 3805, 3825, 4743, 6849, 6975, 7905, 11415, 12937, 13175, 19025, 23591, 23715, 34245, 38811, 39525, 57075, 64685, 70773, 116433, 117955, 118575, 171225, 194055, 212319, 323425, 353865, 401047, 582165, 589775, 970275, 1061595, 1203141, 1769325, 2005235, 2910825, 3609423, 5307975, 6015705, 10026175, 18047115, 30078525, 90235575]

約数ペア:

[(1, 90235575), (3, 30078525), (5, 18047115), (9, 10026175), (15, 6015705), (17, 5307975), (25, 3609423), (31, 2910825), (45, 2005235), (51, 1769325), (75, 1203141), (85, 1061595), (93, 970275), (153, 589775), (155, 582165), (225, 401047), (255, 353865), (279, 323425), (425, 212319), (465, 194055), (527, 171225), (761, 118575), (765, 117955), (775, 116433), (1275, 70773), (1395, 64685), (1581, 57075), (2283, 39525), (2325, 38811), (2635, 34245), (3805, 23715), (3825, 23591), (4743, 19025), (6849, 13175), (6975, 12937), (7905, 11415)]