133049540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{8389}}^1$

素因数の和:8472

約数の個数: 48

約数和(自身を含む): 305865840

約数和(自身を除く): 172816300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3965, 7930, 8389, 15860, 16778, 33556, 41945, 83890, 109057, 167780, 218114, 436228, 511729, 545285, 1023458, 1090570, 2046916, 2181140, 2558645, 5117290, 6652477, 10234580, 13304954, 26609908, 33262385, 66524770, 133049540]

約数ペア:

[(1, 133049540), (2, 66524770), (4, 33262385), (5, 26609908), (10, 13304954), (13, 10234580), (20, 6652477), (26, 5117290), (52, 2558645), (61, 2181140), (65, 2046916), (122, 1090570), (130, 1023458), (244, 545285), (260, 511729), (305, 436228), (610, 218114), (793, 167780), (1220, 109057), (1586, 83890), (3172, 41945), (3965, 33556), (7930, 16778), (8389, 15860)]