75247220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2789}}^1$

素因数の和:2888

約数の個数: 48

約数和(自身を含む): 168739200

約数和(自身を除く): 93491980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 1349, 1420, 2698, 2789, 5396, 5578, 6745, 11156, 13490, 13945, 26980, 27890, 52991, 55780, 105982, 198019, 211964, 264955, 396038, 529910, 792076, 990095, 1059820, 1980190, 3762361, 3960380, 7524722, 15049444, 18811805, 37623610, 75247220]

約数ペア:

[(1, 75247220), (2, 37623610), (4, 18811805), (5, 15049444), (10, 7524722), (19, 3960380), (20, 3762361), (38, 1980190), (71, 1059820), (76, 990095), (95, 792076), (142, 529910), (190, 396038), (284, 264955), (355, 211964), (380, 198019), (710, 105982), (1349, 55780), (1420, 52991), (2698, 27890), (2789, 26980), (5396, 13945), (5578, 13490), (6745, 11156)]