129621856

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{6359}}^1$

素因数の和:6396

約数の個数: 72

約数和(自身を含む): 319742640

約数和(自身を除く): 190120784

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 637, 728, 784, 1274, 1456, 1568, 2548, 2912, 5096, 6359, 10192, 12718, 20384, 25436, 44513, 50872, 82667, 89026, 101744, 165334, 178052, 203488, 311591, 330668, 356104, 578669, 623182, 661336, 712208, 1157338, 1246364, 1322672, 1424416, 2314676, 2492728, 2645344, 4050683, 4629352, 4985456, 8101366, 9258704, 9970912, 16202732, 18517408, 32405464, 64810928, 129621856]

約数ペア:

[(1, 129621856), (2, 64810928), (4, 32405464), (7, 18517408), (8, 16202732), (13, 9970912), (14, 9258704), (16, 8101366), (26, 4985456), (28, 4629352), (32, 4050683), (49, 2645344), (52, 2492728), (56, 2314676), (91, 1424416), (98, 1322672), (104, 1246364), (112, 1157338), (182, 712208), (196, 661336), (208, 623182), (224, 578669), (364, 356104), (392, 330668), (416, 311591), (637, 203488), (728, 178052), (784, 165334), (1274, 101744), (1456, 89026), (1568, 82667), (2548, 50872), (2912, 44513), (5096, 25436), (6359, 20384), (10192, 12718)]