638671130

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{8597}}^1$

素因数の和:8663

約数の個数: 64

約数和(自身を含む): 1337160960

約数和(自身を除く): 698489830

約数列:

[1, 2, 5, 10, 17, 19, 23, 34, 38, 46, 85, 95, 115, 170, 190, 230, 323, 391, 437, 646, 782, 874, 1615, 1955, 2185, 3230, 3910, 4370, 7429, 8597, 14858, 17194, 37145, 42985, 74290, 85970, 146149, 163343, 197731, 292298, 326686, 395462, 730745, 816715, 988655, 1461490, 1633430, 1977310, 2776831, 3361427, 3756889, 5553662, 6722854, 7513778, 13884155, 16807135, 18784445, 27768310, 33614270, 37568890, 63867113, 127734226, 319335565, 638671130]

約数ペア:

[(1, 638671130), (2, 319335565), (5, 127734226), (10, 63867113), (17, 37568890), (19, 33614270), (23, 27768310), (34, 18784445), (38, 16807135), (46, 13884155), (85, 7513778), (95, 6722854), (115, 5553662), (170, 3756889), (190, 3361427), (230, 2776831), (323, 1977310), (391, 1633430), (437, 1461490), (646, 988655), (782, 816715), (874, 730745), (1615, 395462), (1955, 326686), (2185, 292298), (3230, 197731), (3910, 163343), (4370, 146149), (7429, 85970), (8597, 74290), (14858, 42985), (17194, 37145)]