26403081560

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1\times {\mathrm{20707}}^1$

素因数の和:21096

約数の個数: 64

約数和(自身を含む): 60116152320

約数和(自身を除く): 33713070760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 251, 254, 502, 508, 635, 1004, 1016, 1255, 1270, 2008, 2510, 2540, 5020, 5080, 10040, 20707, 31877, 41414, 63754, 82828, 103535, 127508, 159385, 165656, 207070, 255016, 318770, 414140, 637540, 828280, 1275080, 2629789, 5197457, 5259578, 10394914, 10519156, 13148945, 20789828, 21038312, 25987285, 26297890, 41579656, 51974570, 52595780, 103949140, 105191560, 207898280, 660077039, 1320154078, 2640308156, 3300385195, 5280616312, 6600770390, 13201540780, 26403081560]

約数ペア:

[(1, 26403081560), (2, 13201540780), (4, 6600770390), (5, 5280616312), (8, 3300385195), (10, 2640308156), (20, 1320154078), (40, 660077039), (127, 207898280), (251, 105191560), (254, 103949140), (502, 52595780), (508, 51974570), (635, 41579656), (1004, 26297890), (1016, 25987285), (1255, 21038312), (1270, 20789828), (2008, 13148945), (2510, 10519156), (2540, 10394914), (5020, 5259578), (5080, 5197457), (10040, 2629789), (20707, 1275080), (31877, 828280), (41414, 637540), (63754, 414140), (82828, 318770), (103535, 255016), (127508, 207070), (159385, 165656)]