83789900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{179}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 189987840

約数和(自身を除く): 106197940

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 151, 155, 179, 302, 310, 358, 604, 620, 716, 755, 775, 895, 1510, 1550, 1790, 3020, 3100, 3580, 3775, 4475, 4681, 5549, 7550, 8950, 9362, 11098, 15100, 17900, 18724, 22196, 23405, 27029, 27745, 46810, 54058, 55490, 93620, 108116, 110980, 117025, 135145, 138725, 234050, 270290, 277450, 468100, 540580, 554900, 675725, 837899, 1351450, 1675798, 2702900, 3351596, 4189495, 8378990, 16757980, 20947475, 41894950, 83789900]

約数ペア:

[(1, 83789900), (2, 41894950), (4, 20947475), (5, 16757980), (10, 8378990), (20, 4189495), (25, 3351596), (31, 2702900), (50, 1675798), (62, 1351450), (100, 837899), (124, 675725), (151, 554900), (155, 540580), (179, 468100), (302, 277450), (310, 270290), (358, 234050), (604, 138725), (620, 135145), (716, 117025), (755, 110980), (775, 108116), (895, 93620), (1510, 55490), (1550, 54058), (1790, 46810), (3020, 27745), (3100, 27029), (3580, 23405), (3775, 22196), (4475, 18724), (4681, 17900), (5549, 15100), (7550, 11098), (8950, 9362)]