919410050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{691}}^1$

素因数の和:828

約数の個数: 96

約数和(自身を含む): 1946125440

約数和(自身を除く): 1026715390

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 65, 89, 115, 130, 178, 230, 299, 325, 445, 575, 598, 650, 691, 890, 1150, 1157, 1382, 1495, 2047, 2225, 2314, 2990, 3455, 4094, 4450, 5785, 6910, 7475, 8983, 10235, 11570, 14950, 15893, 17275, 17966, 20470, 26611, 28925, 31786, 34550, 44915, 51175, 53222, 57850, 61499, 79465, 89830, 102350, 122998, 133055, 158930, 206609, 224575, 266110, 307495, 397325, 413218, 449150, 614990, 665275, 794650, 799487, 1033045, 1330550, 1414477, 1537475, 1598974, 2066090, 2828954, 3074950, 3997435, 5165225, 7072385, 7994870, 10330450, 14144770, 18388201, 19987175, 35361925, 36776402, 39974350, 70723850, 91941005, 183882010, 459705025, 919410050]

約数ペア:

[(1, 919410050), (2, 459705025), (5, 183882010), (10, 91941005), (13, 70723850), (23, 39974350), (25, 36776402), (26, 35361925), (46, 19987175), (50, 18388201), (65, 14144770), (89, 10330450), (115, 7994870), (130, 7072385), (178, 5165225), (230, 3997435), (299, 3074950), (325, 2828954), (445, 2066090), (575, 1598974), (598, 1537475), (650, 1414477), (691, 1330550), (890, 1033045), (1150, 799487), (1157, 794650), (1382, 665275), (1495, 614990), (2047, 449150), (2225, 413218), (2314, 397325), (2990, 307495), (3455, 266110), (4094, 224575), (4450, 206609), (5785, 158930), (6910, 133055), (7475, 122998), (8983, 102350), (10235, 89830), (11570, 79465), (14950, 61499), (15893, 57850), (17275, 53222), (17966, 51175), (20470, 44915), (26611, 34550), (28925, 31786)]