191818799510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2505143}}^1$

素因数の和:2505213

約数の個数: 64

約数和(自身を含む): 404029624320

約数和(自身を除く): 212210824810

約数列:

[1, 2, 5, 10, 13, 19, 26, 31, 38, 62, 65, 95, 130, 155, 190, 247, 310, 403, 494, 589, 806, 1178, 1235, 2015, 2470, 2945, 4030, 5890, 7657, 15314, 38285, 76570, 2505143, 5010286, 12525715, 25051430, 32566859, 47597717, 65133718, 77659433, 95195434, 155318866, 162834295, 237988585, 325668590, 388297165, 475977170, 618770321, 776594330, 1009572629, 1237540642, 1475529227, 2019145258, 2951058454, 3093851605, 5047863145, 6187703210, 7377646135, 10095726290, 14755292270, 19181879951, 38363759902, 95909399755, 191818799510]

約数ペア:

[(1, 191818799510), (2, 95909399755), (5, 38363759902), (10, 19181879951), (13, 14755292270), (19, 10095726290), (26, 7377646135), (31, 6187703210), (38, 5047863145), (62, 3093851605), (65, 2951058454), (95, 2019145258), (130, 1475529227), (155, 1237540642), (190, 1009572629), (247, 776594330), (310, 618770321), (403, 475977170), (494, 388297165), (589, 325668590), (806, 237988585), (1178, 162834295), (1235, 155318866), (2015, 95195434), (2470, 77659433), (2945, 65133718), (4030, 47597717), (5890, 32566859), (7657, 25051430), (15314, 12525715), (38285, 5010286), (76570, 2505143)]