20125914885

素因数分解:

$3^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{4051}}^1$

素因数の和:4150

約数の個数: 112

約数和(自身を含む): 38265143040

約数和(自身を除く): 18139228155

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 47, 81, 87, 135, 141, 145, 235, 243, 261, 405, 423, 435, 705, 729, 783, 1215, 1269, 1305, 1363, 2115, 2349, 3645, 3807, 3915, 4051, 4089, 6345, 6815, 7047, 11421, 11745, 12153, 12267, 19035, 20255, 20445, 21141, 34263, 35235, 36459, 36801, 57105, 60765, 61335, 105705, 109377, 110403, 117479, 171315, 182295, 184005, 190397, 328131, 331209, 352437, 546885, 552015, 571191, 587395, 951985, 984393, 993627, 1057311, 1640655, 1656045, 1713573, 1762185, 2855955, 2953179, 3171933, 4921965, 4968135, 5140719, 5286555, 5521513, 8567865, 9515799, 14765895, 15422157, 15859665, 16564539, 25703595, 27607565, 28547397, 46266471, 47578995, 49693617, 77110785, 82822695, 85642191, 138799413, 142736985, 149080851, 231332355, 248468085, 428210955, 447242553, 693997065, 745404255, 1341727659, 2236212765, 4025182977, 6708638295, 20125914885]

約数ペア:

[(1, 20125914885), (3, 6708638295), (5, 4025182977), (9, 2236212765), (15, 1341727659), (27, 745404255), (29, 693997065), (45, 447242553), (47, 428210955), (81, 248468085), (87, 231332355), (135, 149080851), (141, 142736985), (145, 138799413), (235, 85642191), (243, 82822695), (261, 77110785), (405, 49693617), (423, 47578995), (435, 46266471), (705, 28547397), (729, 27607565), (783, 25703595), (1215, 16564539), (1269, 15859665), (1305, 15422157), (1363, 14765895), (2115, 9515799), (2349, 8567865), (3645, 5521513), (3807, 5286555), (3915, 5140719), (4051, 4968135), (4089, 4921965), (6345, 3171933), (6815, 2953179), (7047, 2855955), (11421, 1762185), (11745, 1713573), (12153, 1656045), (12267, 1640655), (19035, 1057311), (20255, 993627), (20445, 984393), (21141, 951985), (34263, 587395), (35235, 571191), (36459, 552015), (36801, 546885), (57105, 352437), (60765, 331209), (61335, 328131), (105705, 190397), (109377, 184005), (110403, 182295), (117479, 171315)]