28317800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1$

素因数の和:315

約数の個数: 96

約数和(自身を含む): 76334400

約数和(自身を除く): 48016600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 113, 140, 175, 179, 200, 226, 280, 350, 358, 452, 565, 700, 716, 791, 895, 904, 1130, 1253, 1400, 1432, 1582, 1790, 2260, 2506, 2825, 3164, 3580, 3955, 4475, 4520, 5012, 5650, 6265, 6328, 7160, 7910, 8950, 10024, 11300, 12530, 15820, 17900, 19775, 20227, 22600, 25060, 31325, 31640, 35800, 39550, 40454, 50120, 62650, 79100, 80908, 101135, 125300, 141589, 158200, 161816, 202270, 250600, 283178, 404540, 505675, 566356, 707945, 809080, 1011350, 1132712, 1415890, 2022700, 2831780, 3539725, 4045400, 5663560, 7079450, 14158900, 28317800]

約数ペア:

[(1, 28317800), (2, 14158900), (4, 7079450), (5, 5663560), (7, 4045400), (8, 3539725), (10, 2831780), (14, 2022700), (20, 1415890), (25, 1132712), (28, 1011350), (35, 809080), (40, 707945), (50, 566356), (56, 505675), (70, 404540), (100, 283178), (113, 250600), (140, 202270), (175, 161816), (179, 158200), (200, 141589), (226, 125300), (280, 101135), (350, 80908), (358, 79100), (452, 62650), (565, 50120), (700, 40454), (716, 39550), (791, 35800), (895, 31640), (904, 31325), (1130, 25060), (1253, 22600), (1400, 20227), (1432, 19775), (1582, 17900), (1790, 15820), (2260, 12530), (2506, 11300), (2825, 10024), (3164, 8950), (3580, 7910), (3955, 7160), (4475, 6328), (4520, 6265), (5012, 5650)]