202070205

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{449}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 358441200

約数和(自身を除く): 156370995

約数列:

[1, 3, 5, 9, 15, 45, 73, 137, 219, 365, 411, 449, 657, 685, 1095, 1233, 1347, 2055, 2245, 3285, 4041, 6165, 6735, 10001, 20205, 30003, 32777, 50005, 61513, 90009, 98331, 150015, 163885, 184539, 294993, 307565, 450045, 491655, 553617, 922695, 1474965, 2768085, 4490449, 13471347, 22452245, 40414041, 67356735, 202070205]

約数ペア:

[(1, 202070205), (3, 67356735), (5, 40414041), (9, 22452245), (15, 13471347), (45, 4490449), (73, 2768085), (137, 1474965), (219, 922695), (365, 553617), (411, 491655), (449, 450045), (657, 307565), (685, 294993), (1095, 184539), (1233, 163885), (1347, 150015), (2055, 98331), (2245, 90009), (3285, 61513), (4041, 50005), (6165, 32777), (6735, 30003), (10001, 20205)]