85816220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{919}}^1$

素因数の和:987

約数の個数: 96

約数和(自身を含む): 222566400

約数和(自身を除く): 136750180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 29, 35, 46, 58, 70, 92, 115, 116, 140, 145, 161, 203, 230, 290, 322, 406, 460, 580, 644, 667, 805, 812, 919, 1015, 1334, 1610, 1838, 2030, 2668, 3220, 3335, 3676, 4060, 4595, 4669, 6433, 6670, 9190, 9338, 12866, 13340, 18380, 18676, 21137, 23345, 25732, 26651, 32165, 42274, 46690, 53302, 64330, 84548, 93380, 105685, 106604, 128660, 133255, 147959, 186557, 211370, 266510, 295918, 373114, 422740, 533020, 591836, 612973, 739795, 746228, 932785, 1225946, 1479590, 1865570, 2451892, 2959180, 3064865, 3731140, 4290811, 6129730, 8581622, 12259460, 17163244, 21454055, 42908110, 85816220]

約数ペア:

[(1, 85816220), (2, 42908110), (4, 21454055), (5, 17163244), (7, 12259460), (10, 8581622), (14, 6129730), (20, 4290811), (23, 3731140), (28, 3064865), (29, 2959180), (35, 2451892), (46, 1865570), (58, 1479590), (70, 1225946), (92, 932785), (115, 746228), (116, 739795), (140, 612973), (145, 591836), (161, 533020), (203, 422740), (230, 373114), (290, 295918), (322, 266510), (406, 211370), (460, 186557), (580, 147959), (644, 133255), (667, 128660), (805, 106604), (812, 105685), (919, 93380), (1015, 84548), (1334, 64330), (1610, 53302), (1838, 46690), (2030, 42274), (2668, 32165), (3220, 26651), (3335, 25732), (3676, 23345), (4060, 21137), (4595, 18676), (4669, 18380), (6433, 13340), (6670, 12866), (9190, 9338)]