71999872

素因数分解:

$2^7\times 7^1\times {\mathrm{107}}^1\times {\mathrm{751}}^1$

素因数の和:879

約数の個数: 64

約数和(自身を含む): 165680640

約数和(自身を除く): 93680768

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 107, 112, 128, 214, 224, 428, 448, 749, 751, 856, 896, 1498, 1502, 1712, 2996, 3004, 3424, 5257, 5992, 6008, 6848, 10514, 11984, 12016, 13696, 21028, 23968, 24032, 42056, 47936, 48064, 80357, 84112, 95872, 96128, 160714, 168224, 321428, 336448, 562499, 642856, 672896, 1124998, 1285712, 2249996, 2571424, 4499992, 5142848, 8999984, 10285696, 17999968, 35999936, 71999872]

約数ペア:

[(1, 71999872), (2, 35999936), (4, 17999968), (7, 10285696), (8, 8999984), (14, 5142848), (16, 4499992), (28, 2571424), (32, 2249996), (56, 1285712), (64, 1124998), (107, 672896), (112, 642856), (128, 562499), (214, 336448), (224, 321428), (428, 168224), (448, 160714), (749, 96128), (751, 95872), (856, 84112), (896, 80357), (1498, 48064), (1502, 47936), (1712, 42056), (2996, 24032), (3004, 23968), (3424, 21028), (5257, 13696), (5992, 12016), (6008, 11984), (6848, 10514)]