1245783385

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{523}}^1$

素因数の和:838

約数の個数: 64

約数和(自身を含む): 1955819520

約数和(自身を除く): 710036135

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 115, 161, 253, 269, 385, 523, 805, 1265, 1345, 1771, 1883, 2615, 2959, 3661, 5753, 6187, 8855, 9415, 12029, 14795, 18305, 20713, 28765, 30935, 40271, 43309, 60145, 68057, 84203, 103565, 132319, 140687, 201355, 216545, 340285, 421015, 476399, 661595, 703435, 926233, 984809, 1547557, 2381995, 3235801, 4631165, 4924045, 7737785, 10832899, 16179005, 22650607, 35593811, 54164495, 113253035, 177969055, 249156677, 1245783385]

約数ペア:

[(1, 1245783385), (5, 249156677), (7, 177969055), (11, 113253035), (23, 54164495), (35, 35593811), (55, 22650607), (77, 16179005), (115, 10832899), (161, 7737785), (253, 4924045), (269, 4631165), (385, 3235801), (523, 2381995), (805, 1547557), (1265, 984809), (1345, 926233), (1771, 703435), (1883, 661595), (2615, 476399), (2959, 421015), (3661, 340285), (5753, 216545), (6187, 201355), (8855, 140687), (9415, 132319), (12029, 103565), (14795, 84203), (18305, 68057), (20713, 60145), (28765, 43309), (30935, 40271)]