57707920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:512

約数の個数: 80

約数和(自身を含む): 142133760

約数和(自身を除く): 84425840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 79, 80, 92, 115, 158, 184, 230, 316, 368, 395, 397, 460, 632, 790, 794, 920, 1264, 1580, 1588, 1817, 1840, 1985, 3160, 3176, 3634, 3970, 6320, 6352, 7268, 7940, 9085, 9131, 14536, 15880, 18170, 18262, 29072, 31363, 31760, 36340, 36524, 45655, 62726, 72680, 73048, 91310, 125452, 145360, 146096, 156815, 182620, 250904, 313630, 365240, 501808, 627260, 721349, 730480, 1254520, 1442698, 2509040, 2885396, 3606745, 5770792, 7213490, 11541584, 14426980, 28853960, 57707920]

約数ペア:

[(1, 57707920), (2, 28853960), (4, 14426980), (5, 11541584), (8, 7213490), (10, 5770792), (16, 3606745), (20, 2885396), (23, 2509040), (40, 1442698), (46, 1254520), (79, 730480), (80, 721349), (92, 627260), (115, 501808), (158, 365240), (184, 313630), (230, 250904), (316, 182620), (368, 156815), (395, 146096), (397, 145360), (460, 125452), (632, 91310), (790, 73048), (794, 72680), (920, 62726), (1264, 45655), (1580, 36524), (1588, 36340), (1817, 31760), (1840, 31363), (1985, 29072), (3160, 18262), (3176, 18170), (3634, 15880), (3970, 14536), (6320, 9131), (6352, 9085), (7268, 7940)]