2783641900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{69073}}^1$

素因数の和:69131

約数の個数: 72

約数和(自身を含む): 6715097984

約数和(自身を除く): 3931456084

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 620, 650, 775, 806, 1300, 1550, 1612, 2015, 3100, 4030, 8060, 10075, 20150, 40300, 69073, 138146, 276292, 345365, 690730, 897949, 1381460, 1726825, 1795898, 2141263, 3453650, 3591796, 4282526, 4489745, 6907300, 8565052, 8979490, 10706315, 17958980, 21412630, 22448725, 27836419, 42825260, 44897450, 53531575, 55672838, 89794900, 107063150, 111345676, 139182095, 214126300, 278364190, 556728380, 695910475, 1391820950, 2783641900]

約数ペア:

[(1, 2783641900), (2, 1391820950), (4, 695910475), (5, 556728380), (10, 278364190), (13, 214126300), (20, 139182095), (25, 111345676), (26, 107063150), (31, 89794900), (50, 55672838), (52, 53531575), (62, 44897450), (65, 42825260), (100, 27836419), (124, 22448725), (130, 21412630), (155, 17958980), (260, 10706315), (310, 8979490), (325, 8565052), (403, 6907300), (620, 4489745), (650, 4282526), (775, 3591796), (806, 3453650), (1300, 2141263), (1550, 1795898), (1612, 1726825), (2015, 1381460), (3100, 897949), (4030, 690730), (8060, 345365), (10075, 276292), (20150, 138146), (40300, 69073)]