51810880

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1$

素因数の和:428

約数の個数: 112

約数和(自身を含む): 138257280

約数和(自身を除く): 86446400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 41, 44, 55, 64, 80, 82, 88, 110, 160, 164, 176, 205, 220, 320, 328, 352, 359, 410, 440, 451, 656, 704, 718, 820, 880, 902, 1312, 1436, 1640, 1760, 1795, 1804, 2255, 2624, 2872, 3280, 3520, 3590, 3608, 3949, 4510, 5744, 6560, 7180, 7216, 7898, 9020, 11488, 13120, 14360, 14432, 14719, 15796, 18040, 19745, 22976, 28720, 28864, 29438, 31592, 36080, 39490, 57440, 58876, 63184, 72160, 73595, 78980, 114880, 117752, 126368, 144320, 147190, 157960, 161909, 235504, 252736, 294380, 315920, 323818, 471008, 588760, 631840, 647636, 809545, 942016, 1177520, 1263680, 1295272, 1619090, 2355040, 2590544, 3238180, 4710080, 5181088, 6476360, 10362176, 12952720, 25905440, 51810880]

約数ペア:

[(1, 51810880), (2, 25905440), (4, 12952720), (5, 10362176), (8, 6476360), (10, 5181088), (11, 4710080), (16, 3238180), (20, 2590544), (22, 2355040), (32, 1619090), (40, 1295272), (41, 1263680), (44, 1177520), (55, 942016), (64, 809545), (80, 647636), (82, 631840), (88, 588760), (110, 471008), (160, 323818), (164, 315920), (176, 294380), (205, 252736), (220, 235504), (320, 161909), (328, 157960), (352, 147190), (359, 144320), (410, 126368), (440, 117752), (451, 114880), (656, 78980), (704, 73595), (718, 72160), (820, 63184), (880, 58876), (902, 57440), (1312, 39490), (1436, 36080), (1640, 31592), (1760, 29438), (1795, 28864), (1804, 28720), (2255, 22976), (2624, 19745), (2872, 18040), (3280, 15796), (3520, 14719), (3590, 14432), (3608, 14360), (3949, 13120), (4510, 11488), (5744, 9020), (6560, 7898), (7180, 7216)]