66778250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3469}}^1$

素因数の和:3504

約数の個数: 64

約数和(自身を含む): 155900160

約数和(自身を除く): 89121910

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 125, 154, 175, 250, 275, 350, 385, 550, 770, 875, 1375, 1750, 1925, 2750, 3469, 3850, 6938, 9625, 17345, 19250, 24283, 34690, 38159, 48566, 76318, 86725, 121415, 173450, 190795, 242830, 267113, 381590, 433625, 534226, 607075, 867250, 953975, 1214150, 1335565, 1907950, 2671130, 3035375, 4769875, 6070750, 6677825, 9539750, 13355650, 33389125, 66778250]

約数ペア:

[(1, 66778250), (2, 33389125), (5, 13355650), (7, 9539750), (10, 6677825), (11, 6070750), (14, 4769875), (22, 3035375), (25, 2671130), (35, 1907950), (50, 1335565), (55, 1214150), (70, 953975), (77, 867250), (110, 607075), (125, 534226), (154, 433625), (175, 381590), (250, 267113), (275, 242830), (350, 190795), (385, 173450), (550, 121415), (770, 86725), (875, 76318), (1375, 48566), (1750, 38159), (1925, 34690), (2750, 24283), (3469, 19250), (3850, 17345), (6938, 9625)]