51539880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61357}}^1$

素因数の和:61378

約数の個数: 64

約数和(自身を含む): 176711040

約数和(自身を除く): 125171160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 61357, 122714, 184071, 245428, 306785, 368142, 429499, 490856, 613570, 736284, 858998, 920355, 1227140, 1288497, 1472568, 1717996, 1840710, 2147495, 2454280, 2576994, 3435992, 3681420, 4294990, 5153988, 6442485, 7362840, 8589980, 10307976, 12884970, 17179960, 25769940, 51539880]

約数ペア:

[(1, 51539880), (2, 25769940), (3, 17179960), (4, 12884970), (5, 10307976), (6, 8589980), (7, 7362840), (8, 6442485), (10, 5153988), (12, 4294990), (14, 3681420), (15, 3435992), (20, 2576994), (21, 2454280), (24, 2147495), (28, 1840710), (30, 1717996), (35, 1472568), (40, 1288497), (42, 1227140), (56, 920355), (60, 858998), (70, 736284), (84, 613570), (105, 490856), (120, 429499), (140, 368142), (168, 306785), (210, 245428), (280, 184071), (420, 122714), (840, 61357)]