870820210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{599}}^1$

素因数の和:883

約数の個数: 64

約数和(自身を含む): 1730937600

約数和(自身を除く): 860117390

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 211, 265, 422, 530, 599, 689, 1055, 1198, 1378, 2110, 2743, 2995, 3445, 5486, 5990, 6890, 7787, 11183, 13715, 15574, 22366, 27430, 31747, 38935, 55915, 63494, 77870, 111830, 126389, 145379, 158735, 252778, 290758, 317470, 412711, 631945, 726895, 825422, 1263890, 1453790, 1643057, 2063555, 3286114, 4127110, 6698617, 8215285, 13397234, 16430570, 33493085, 66986170, 87082021, 174164042, 435410105, 870820210]

約数ペア:

[(1, 870820210), (2, 435410105), (5, 174164042), (10, 87082021), (13, 66986170), (26, 33493085), (53, 16430570), (65, 13397234), (106, 8215285), (130, 6698617), (211, 4127110), (265, 3286114), (422, 2063555), (530, 1643057), (599, 1453790), (689, 1263890), (1055, 825422), (1198, 726895), (1378, 631945), (2110, 412711), (2743, 317470), (2995, 290758), (3445, 252778), (5486, 158735), (5990, 145379), (6890, 126389), (7787, 111830), (11183, 77870), (13715, 63494), (15574, 55915), (22366, 38935), (27430, 31747)]