91220480

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2741}}^1$

素因数の和:2777

約数の個数: 80

約数和(自身を含む): 235625544

約数和(自身を除く): 144405064

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, 1040, 1280, 1664, 2080, 2560, 2741, 3328, 4160, 5482, 6656, 8320, 10964, 13705, 16640, 21928, 27410, 33280, 35633, 43856, 54820, 71266, 87712, 109640, 142532, 175424, 178165, 219280, 285064, 350848, 356330, 438560, 570128, 701696, 712660, 877120, 1140256, 1403392, 1425320, 1754240, 2280512, 2850640, 3508480, 4561024, 5701280, 7016960, 9122048, 11402560, 18244096, 22805120, 45610240, 91220480]

約数ペア:

[(1, 91220480), (2, 45610240), (4, 22805120), (5, 18244096), (8, 11402560), (10, 9122048), (13, 7016960), (16, 5701280), (20, 4561024), (26, 3508480), (32, 2850640), (40, 2280512), (52, 1754240), (64, 1425320), (65, 1403392), (80, 1140256), (104, 877120), (128, 712660), (130, 701696), (160, 570128), (208, 438560), (256, 356330), (260, 350848), (320, 285064), (416, 219280), (512, 178165), (520, 175424), (640, 142532), (832, 109640), (1040, 87712), (1280, 71266), (1664, 54820), (2080, 43856), (2560, 35633), (2741, 33280), (3328, 27410), (4160, 21928), (5482, 16640), (6656, 13705), (8320, 10964)]