51969840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16657}}^1$

素因数の和:16686

約数の個数: 80

約数和(自身を含む): 173509728

約数和(自身を除く): 121539888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 16657, 33314, 49971, 66628, 83285, 99942, 133256, 166570, 199884, 216541, 249855, 266512, 333140, 399768, 433082, 499710, 649623, 666280, 799536, 866164, 999420, 1082705, 1299246, 1332560, 1732328, 1998840, 2165410, 2598492, 3248115, 3464656, 3997680, 4330820, 5196984, 6496230, 8661640, 10393968, 12992460, 17323280, 25984920, 51969840]

約数ペア:

[(1, 51969840), (2, 25984920), (3, 17323280), (4, 12992460), (5, 10393968), (6, 8661640), (8, 6496230), (10, 5196984), (12, 4330820), (13, 3997680), (15, 3464656), (16, 3248115), (20, 2598492), (24, 2165410), (26, 1998840), (30, 1732328), (39, 1332560), (40, 1299246), (48, 1082705), (52, 999420), (60, 866164), (65, 799536), (78, 666280), (80, 649623), (104, 499710), (120, 433082), (130, 399768), (156, 333140), (195, 266512), (208, 249855), (240, 216541), (260, 199884), (312, 166570), (390, 133256), (520, 99942), (624, 83285), (780, 66628), (1040, 49971), (1560, 33314), (3120, 16657)]