61423000

素因数分解:

$2^3\times 5^3\times {\mathrm{239}}^1\times {\mathrm{257}}^1$

素因数の和:517

約数の個数: 64

約数和(自身を含む): 144892800

約数和(自身を除く): 83469800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 239, 250, 257, 478, 500, 514, 956, 1000, 1028, 1195, 1285, 1912, 2056, 2390, 2570, 4780, 5140, 5975, 6425, 9560, 10280, 11950, 12850, 23900, 25700, 29875, 32125, 47800, 51400, 59750, 61423, 64250, 119500, 122846, 128500, 239000, 245692, 257000, 307115, 491384, 614230, 1228460, 1535575, 2456920, 3071150, 6142300, 7677875, 12284600, 15355750, 30711500, 61423000]

約数ペア:

[(1, 61423000), (2, 30711500), (4, 15355750), (5, 12284600), (8, 7677875), (10, 6142300), (20, 3071150), (25, 2456920), (40, 1535575), (50, 1228460), (100, 614230), (125, 491384), (200, 307115), (239, 257000), (250, 245692), (257, 239000), (478, 128500), (500, 122846), (514, 119500), (956, 64250), (1000, 61423), (1028, 59750), (1195, 51400), (1285, 47800), (1912, 32125), (2056, 29875), (2390, 25700), (2570, 23900), (4780, 12850), (5140, 11950), (5975, 10280), (6425, 9560)]