65428480

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{983}}^1$

素因数の和:1021

約数の個数: 88

約数和(自身を含む): 169196832

約数和(自身を除く): 103768352

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 983, 1024, 1040, 1280, 1664, 1966, 2080, 2560, 3328, 3932, 4160, 4915, 5120, 6656, 7864, 8320, 9830, 12779, 13312, 15728, 16640, 19660, 25558, 31456, 33280, 39320, 51116, 62912, 63895, 66560, 78640, 102232, 125824, 127790, 157280, 204464, 251648, 255580, 314560, 408928, 503296, 511160, 629120, 817856, 1006592, 1022320, 1258240, 1635712, 2044640, 2516480, 3271424, 4089280, 5032960, 6542848, 8178560, 13085696, 16357120, 32714240, 65428480]

約数ペア:

[(1, 65428480), (2, 32714240), (4, 16357120), (5, 13085696), (8, 8178560), (10, 6542848), (13, 5032960), (16, 4089280), (20, 3271424), (26, 2516480), (32, 2044640), (40, 1635712), (52, 1258240), (64, 1022320), (65, 1006592), (80, 817856), (104, 629120), (128, 511160), (130, 503296), (160, 408928), (208, 314560), (256, 255580), (260, 251648), (320, 204464), (416, 157280), (512, 127790), (520, 125824), (640, 102232), (832, 78640), (983, 66560), (1024, 63895), (1040, 62912), (1280, 51116), (1664, 39320), (1966, 33280), (2080, 31456), (2560, 25558), (3328, 19660), (3932, 16640), (4160, 15728), (4915, 13312), (5120, 12779), (6656, 9830), (7864, 8320)]