8403200

素因数分解:

$2^8\times 5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:140

約数の個数: 108

約数和(自身を含む): 22620948

約数和(自身を除く): 14217748

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 101, 104, 128, 130, 160, 200, 202, 208, 256, 260, 320, 325, 400, 404, 416, 505, 520, 640, 650, 800, 808, 832, 1010, 1040, 1280, 1300, 1313, 1600, 1616, 1664, 2020, 2080, 2525, 2600, 2626, 3200, 3232, 3328, 4040, 4160, 5050, 5200, 5252, 6400, 6464, 6565, 8080, 8320, 10100, 10400, 10504, 12928, 13130, 16160, 16640, 20200, 20800, 21008, 25856, 26260, 32320, 32825, 40400, 41600, 42016, 52520, 64640, 65650, 80800, 83200, 84032, 105040, 129280, 131300, 161600, 168064, 210080, 262600, 323200, 336128, 420160, 525200, 646400, 840320, 1050400, 1680640, 2100800, 4201600, 8403200]

約数ペア:

[(1, 8403200), (2, 4201600), (4, 2100800), (5, 1680640), (8, 1050400), (10, 840320), (13, 646400), (16, 525200), (20, 420160), (25, 336128), (26, 323200), (32, 262600), (40, 210080), (50, 168064), (52, 161600), (64, 131300), (65, 129280), (80, 105040), (100, 84032), (101, 83200), (104, 80800), (128, 65650), (130, 64640), (160, 52520), (200, 42016), (202, 41600), (208, 40400), (256, 32825), (260, 32320), (320, 26260), (325, 25856), (400, 21008), (404, 20800), (416, 20200), (505, 16640), (520, 16160), (640, 13130), (650, 12928), (800, 10504), (808, 10400), (832, 10100), (1010, 8320), (1040, 8080), (1280, 6565), (1300, 6464), (1313, 6400), (1600, 5252), (1616, 5200), (1664, 5050), (2020, 4160), (2080, 4040), (2525, 3328), (2600, 3232), (2626, 3200)]