131482400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:523

約数の個数: 144

約数和(自身を含む): 374601024

約数和(自身を除く): 243118624

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 53, 56, 70, 80, 100, 106, 112, 140, 160, 175, 200, 212, 224, 265, 280, 350, 371, 400, 424, 443, 530, 560, 700, 742, 800, 848, 886, 1060, 1120, 1325, 1400, 1484, 1696, 1772, 1855, 2120, 2215, 2650, 2800, 2968, 3101, 3544, 3710, 4240, 4430, 5300, 5600, 5936, 6202, 7088, 7420, 8480, 8860, 9275, 10600, 11075, 11872, 12404, 14176, 14840, 15505, 17720, 18550, 21200, 22150, 23479, 24808, 29680, 31010, 35440, 37100, 42400, 44300, 46958, 49616, 59360, 62020, 70880, 74200, 77525, 88600, 93916, 99232, 117395, 124040, 148400, 155050, 164353, 177200, 187832, 234790, 248080, 296800, 310100, 328706, 354400, 375664, 469580, 496160, 586975, 620200, 657412, 751328, 821765, 939160, 1173950, 1240400, 1314824, 1643530, 1878320, 2347900, 2480800, 2629648, 3287060, 3756640, 4108825, 4695800, 5259296, 6574120, 8217650, 9391600, 13148240, 16435300, 18783200, 26296480, 32870600, 65741200, 131482400]

約数ペア:

[(1, 131482400), (2, 65741200), (4, 32870600), (5, 26296480), (7, 18783200), (8, 16435300), (10, 13148240), (14, 9391600), (16, 8217650), (20, 6574120), (25, 5259296), (28, 4695800), (32, 4108825), (35, 3756640), (40, 3287060), (50, 2629648), (53, 2480800), (56, 2347900), (70, 1878320), (80, 1643530), (100, 1314824), (106, 1240400), (112, 1173950), (140, 939160), (160, 821765), (175, 751328), (200, 657412), (212, 620200), (224, 586975), (265, 496160), (280, 469580), (350, 375664), (371, 354400), (400, 328706), (424, 310100), (443, 296800), (530, 248080), (560, 234790), (700, 187832), (742, 177200), (800, 164353), (848, 155050), (886, 148400), (1060, 124040), (1120, 117395), (1325, 99232), (1400, 93916), (1484, 88600), (1696, 77525), (1772, 74200), (1855, 70880), (2120, 62020), (2215, 59360), (2650, 49616), (2800, 46958), (2968, 44300), (3101, 42400), (3544, 37100), (3710, 35440), (4240, 31010), (4430, 29680), (5300, 24808), (5600, 23479), (5936, 22150), (6202, 21200), (7088, 18550), (7420, 17720), (8480, 15505), (8860, 14840), (9275, 14176), (10600, 12404), (11075, 11872)]