628024280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{1523}}^1$

素因数の和:1621

約数の個数: 96

約数和(自身を含む): 1556217360

約数和(自身を除く): 928193080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 169, 244, 260, 305, 338, 488, 520, 610, 676, 793, 845, 1220, 1352, 1523, 1586, 1690, 2440, 3046, 3172, 3380, 3965, 6092, 6344, 6760, 7615, 7930, 10309, 12184, 15230, 15860, 19799, 20618, 30460, 31720, 39598, 41236, 51545, 60920, 79196, 82472, 92903, 98995, 103090, 158392, 185806, 197990, 206180, 257387, 371612, 395980, 412360, 464515, 514774, 743224, 791960, 929030, 1029548, 1207739, 1286935, 1858060, 2059096, 2415478, 2573870, 3716120, 4830956, 5147740, 6038695, 9661912, 10295480, 12077390, 15700607, 24154780, 31401214, 48309560, 62802428, 78503035, 125604856, 157006070, 314012140, 628024280]

約数ペア:

[(1, 628024280), (2, 314012140), (4, 157006070), (5, 125604856), (8, 78503035), (10, 62802428), (13, 48309560), (20, 31401214), (26, 24154780), (40, 15700607), (52, 12077390), (61, 10295480), (65, 9661912), (104, 6038695), (122, 5147740), (130, 4830956), (169, 3716120), (244, 2573870), (260, 2415478), (305, 2059096), (338, 1858060), (488, 1286935), (520, 1207739), (610, 1029548), (676, 929030), (793, 791960), (845, 743224), (1220, 514774), (1352, 464515), (1523, 412360), (1586, 395980), (1690, 371612), (2440, 257387), (3046, 206180), (3172, 197990), (3380, 185806), (3965, 158392), (6092, 103090), (6344, 98995), (6760, 92903), (7615, 82472), (7930, 79196), (10309, 60920), (12184, 51545), (15230, 41236), (15860, 39598), (19799, 31720), (20618, 30460)]