206898900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53051}}^1$

素因数の和:53081

約数の個数: 72

約数和(自身を含む): 644687904

約数和(自身を除く): 437789004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 53051, 106102, 159153, 212204, 265255, 318306, 530510, 636612, 689663, 795765, 1061020, 1326275, 1379326, 1591530, 2068989, 2652550, 2758652, 3183060, 3448315, 3978825, 4137978, 5305100, 6896630, 7957650, 8275956, 10344945, 13793260, 15915300, 17241575, 20689890, 34483150, 41379780, 51724725, 68966300, 103449450, 206898900]

約数ペア:

[(1, 206898900), (2, 103449450), (3, 68966300), (4, 51724725), (5, 41379780), (6, 34483150), (10, 20689890), (12, 17241575), (13, 15915300), (15, 13793260), (20, 10344945), (25, 8275956), (26, 7957650), (30, 6896630), (39, 5305100), (50, 4137978), (52, 3978825), (60, 3448315), (65, 3183060), (75, 2758652), (78, 2652550), (100, 2068989), (130, 1591530), (150, 1379326), (156, 1326275), (195, 1061020), (260, 795765), (300, 689663), (325, 636612), (390, 530510), (650, 318306), (780, 265255), (975, 212204), (1300, 159153), (1950, 106102), (3900, 53051)]