85560280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4447}}^1$

素因数の和:4508

約数の個数: 64

約数和(自身を含む): 212970240

約数和(自身を除く): 127409960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 1480, 1924, 2405, 3848, 4447, 4810, 8894, 9620, 17788, 19240, 22235, 35576, 44470, 57811, 88940, 115622, 164539, 177880, 231244, 289055, 329078, 462488, 578110, 658156, 822695, 1156220, 1316312, 1645390, 2139007, 2312440, 3290780, 4278014, 6581560, 8556028, 10695035, 17112056, 21390070, 42780140, 85560280]

約数ペア:

[(1, 85560280), (2, 42780140), (4, 21390070), (5, 17112056), (8, 10695035), (10, 8556028), (13, 6581560), (20, 4278014), (26, 3290780), (37, 2312440), (40, 2139007), (52, 1645390), (65, 1316312), (74, 1156220), (104, 822695), (130, 658156), (148, 578110), (185, 462488), (260, 329078), (296, 289055), (370, 231244), (481, 177880), (520, 164539), (740, 115622), (962, 88940), (1480, 57811), (1924, 44470), (2405, 35576), (3848, 22235), (4447, 19240), (4810, 17788), (8894, 9620)]