65254980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{619}}^1$

素因数の和:889

約数の個数: 96

約数和(自身を含む): 209986560

約数和(自身を除く): 144731580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 251, 420, 502, 619, 753, 1004, 1238, 1255, 1506, 1757, 1857, 2476, 2510, 3012, 3095, 3514, 3714, 3765, 4333, 5020, 5271, 6190, 7028, 7428, 7530, 8666, 8785, 9285, 10542, 12380, 12999, 15060, 17332, 17570, 18570, 21084, 21665, 25998, 26355, 35140, 37140, 43330, 51996, 52710, 64995, 86660, 105420, 129990, 155369, 259980, 310738, 466107, 621476, 776845, 932214, 1087583, 1553690, 1864428, 2175166, 2330535, 3107380, 3262749, 4350332, 4661070, 5437915, 6525498, 9322140, 10875830, 13050996, 16313745, 21751660, 32627490, 65254980]

約数ペア:

[(1, 65254980), (2, 32627490), (3, 21751660), (4, 16313745), (5, 13050996), (6, 10875830), (7, 9322140), (10, 6525498), (12, 5437915), (14, 4661070), (15, 4350332), (20, 3262749), (21, 3107380), (28, 2330535), (30, 2175166), (35, 1864428), (42, 1553690), (60, 1087583), (70, 932214), (84, 776845), (105, 621476), (140, 466107), (210, 310738), (251, 259980), (420, 155369), (502, 129990), (619, 105420), (753, 86660), (1004, 64995), (1238, 52710), (1255, 51996), (1506, 43330), (1757, 37140), (1857, 35140), (2476, 26355), (2510, 25998), (3012, 21665), (3095, 21084), (3514, 18570), (3714, 17570), (3765, 17332), (4333, 15060), (5020, 12999), (5271, 12380), (6190, 10542), (7028, 9285), (7428, 8785), (7530, 8666)]