255352510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{461}}^1$

素因数の和:709

約数の個数: 64

約数和(自身を含む): 542070144

約数和(自身を除く): 286717634

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 193, 205, 287, 386, 410, 461, 574, 922, 965, 1351, 1435, 1930, 2305, 2702, 2870, 3227, 4610, 6454, 6755, 7913, 13510, 15826, 16135, 18901, 32270, 37802, 39565, 55391, 79130, 88973, 94505, 110782, 132307, 177946, 189010, 264614, 276955, 444865, 553910, 622811, 661535, 889730, 1245622, 1323070, 3114055, 3647893, 6228110, 7295786, 18239465, 25535251, 36478930, 51070502, 127676255, 255352510]

約数ペア:

[(1, 255352510), (2, 127676255), (5, 51070502), (7, 36478930), (10, 25535251), (14, 18239465), (35, 7295786), (41, 6228110), (70, 3647893), (82, 3114055), (193, 1323070), (205, 1245622), (287, 889730), (386, 661535), (410, 622811), (461, 553910), (574, 444865), (922, 276955), (965, 264614), (1351, 189010), (1435, 177946), (1930, 132307), (2305, 110782), (2702, 94505), (2870, 88973), (3227, 79130), (4610, 55391), (6454, 39565), (6755, 37802), (7913, 32270), (13510, 18901), (15826, 16135)]