54103640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{277}}^1$

素因数の和:564

約数の個数: 64

約数和(自身を含む): 129103200

約数和(自身を除く): 74999560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 257, 277, 380, 514, 554, 760, 1028, 1108, 1285, 1385, 2056, 2216, 2570, 2770, 4883, 5140, 5263, 5540, 9766, 10280, 10526, 11080, 19532, 21052, 24415, 26315, 39064, 42104, 48830, 52630, 71189, 97660, 105260, 142378, 195320, 210520, 284756, 355945, 569512, 711890, 1352591, 1423780, 2705182, 2847560, 5410364, 6762955, 10820728, 13525910, 27051820, 54103640]

約数ペア:

[(1, 54103640), (2, 27051820), (4, 13525910), (5, 10820728), (8, 6762955), (10, 5410364), (19, 2847560), (20, 2705182), (38, 1423780), (40, 1352591), (76, 711890), (95, 569512), (152, 355945), (190, 284756), (257, 210520), (277, 195320), (380, 142378), (514, 105260), (554, 97660), (760, 71189), (1028, 52630), (1108, 48830), (1285, 42104), (1385, 39064), (2056, 26315), (2216, 24415), (2570, 21052), (2770, 19532), (4883, 11080), (5140, 10526), (5263, 10280), (5540, 9766)]