7888801280

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{133981}}^1$

素因数の和:134027

約数の個数: 80

約数和(自身を含む): 19737156384

約数和(自身を除く): 11848355104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 512, 640, 736, 920, 1280, 1472, 1840, 2560, 2944, 3680, 5888, 7360, 11776, 14720, 29440, 58880, 133981, 267962, 535924, 669905, 1071848, 1339810, 2143696, 2679620, 3081563, 4287392, 5359240, 6163126, 8574784, 10718480, 12326252, 15407815, 17149568, 21436960, 24652504, 30815630, 34299136, 42873920, 49305008, 61631260, 68598272, 85747840, 98610016, 123262520, 171495680, 197220032, 246525040, 342991360, 394440064, 493050080, 788880128, 986100160, 1577760256, 1972200320, 3944400640, 7888801280]

約数ペア:

[(1, 7888801280), (2, 3944400640), (4, 1972200320), (5, 1577760256), (8, 986100160), (10, 788880128), (16, 493050080), (20, 394440064), (23, 342991360), (32, 246525040), (40, 197220032), (46, 171495680), (64, 123262520), (80, 98610016), (92, 85747840), (115, 68598272), (128, 61631260), (160, 49305008), (184, 42873920), (230, 34299136), (256, 30815630), (320, 24652504), (368, 21436960), (460, 17149568), (512, 15407815), (640, 12326252), (736, 10718480), (920, 8574784), (1280, 6163126), (1472, 5359240), (1840, 4287392), (2560, 3081563), (2944, 2679620), (3680, 2143696), (5888, 1339810), (7360, 1071848), (11776, 669905), (14720, 535924), (29440, 267962), (58880, 133981)]