90763120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2657}}^1$

素因数の和:2738

約数の個数: 80

約数和(自身を含む): 245216448

約数和(自身を除く): 154453328

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 244, 280, 305, 427, 488, 560, 610, 854, 976, 1220, 1708, 2135, 2440, 2657, 3416, 4270, 4880, 5314, 6832, 8540, 10628, 13285, 17080, 18599, 21256, 26570, 34160, 37198, 42512, 53140, 74396, 92995, 106280, 148792, 162077, 185990, 212560, 297584, 324154, 371980, 648308, 743960, 810385, 1134539, 1296616, 1487920, 1620770, 2269078, 2593232, 3241540, 4538156, 5672695, 6483080, 9076312, 11345390, 12966160, 18152624, 22690780, 45381560, 90763120]

約数ペア:

[(1, 90763120), (2, 45381560), (4, 22690780), (5, 18152624), (7, 12966160), (8, 11345390), (10, 9076312), (14, 6483080), (16, 5672695), (20, 4538156), (28, 3241540), (35, 2593232), (40, 2269078), (56, 1620770), (61, 1487920), (70, 1296616), (80, 1134539), (112, 810385), (122, 743960), (140, 648308), (244, 371980), (280, 324154), (305, 297584), (427, 212560), (488, 185990), (560, 162077), (610, 148792), (854, 106280), (976, 92995), (1220, 74396), (1708, 53140), (2135, 42512), (2440, 37198), (2657, 34160), (3416, 26570), (4270, 21256), (4880, 18599), (5314, 17080), (6832, 13285), (8540, 10628)]