90518560

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{51431}}^1$

素因数の和:51457

約数の個数: 48

約数和(自身を含む): 233295552

約数和(自身を除く): 142776992

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 51431, 102862, 205724, 257155, 411448, 514310, 565741, 822896, 1028620, 1131482, 1645792, 2057240, 2262964, 2828705, 4114480, 4525928, 5657410, 8228960, 9051856, 11314820, 18103712, 22629640, 45259280, 90518560]

約数ペア:

[(1, 90518560), (2, 45259280), (4, 22629640), (5, 18103712), (8, 11314820), (10, 9051856), (11, 8228960), (16, 5657410), (20, 4525928), (22, 4114480), (32, 2828705), (40, 2262964), (44, 2057240), (55, 1645792), (80, 1131482), (88, 1028620), (110, 822896), (160, 565741), (176, 514310), (220, 411448), (352, 257155), (440, 205724), (880, 102862), (1760, 51431)]