205128814076

素因数分解:

$2^2\times {\mathrm{17}}^3\times {\mathrm{509}}^1\times {\mathrm{20507}}^1$

素因数の和:21071

約数の個数: 48

約数和(自身を含む): 382174783200

約数和(自身を除く): 177045969124

約数列:

[1, 2, 4, 17, 34, 68, 289, 509, 578, 1018, 1156, 2036, 4913, 8653, 9826, 17306, 19652, 20507, 34612, 41014, 82028, 147101, 294202, 348619, 588404, 697238, 1394476, 2500717, 5001434, 5926523, 10002868, 10438063, 11853046, 20876126, 23706092, 41752252, 100750891, 177447071, 201501782, 354894142, 403003564, 709788284, 3016600207, 6033200414, 12066400828, 51282203519, 102564407038, 205128814076]

約数ペア:

[(1, 205128814076), (2, 102564407038), (4, 51282203519), (17, 12066400828), (34, 6033200414), (68, 3016600207), (289, 709788284), (509, 403003564), (578, 354894142), (1018, 201501782), (1156, 177447071), (2036, 100750891), (4913, 41752252), (8653, 23706092), (9826, 20876126), (17306, 11853046), (19652, 10438063), (20507, 10002868), (34612, 5926523), (41014, 5001434), (82028, 2500717), (147101, 1394476), (294202, 697238), (348619, 588404)]