7840966.00000000

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:331

約数の個数: 72

約数和(自身を含む): 64964592

約数和(自身を除く): 37561892

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 107, 130, 197, 214, 260, 325, 394, 428, 535, 650, 788, 985, 1070, 1300, 1391, 1970, 2140, 2561, 2675, 2782, 3940, 4925, 5122, 5350, 5564, 6955, 9850, 10244, 10700, 12805, 13910, 19700, 21079, 25610, 27820, 34775, 42158, 51220, 64025, 69550, 84316, 105395, 128050, 139100, 210790, 256100, 274027, 421580, 526975, 548054, 1053950, 1096108, 1370135, 2107900, 2740270, 5480540, 6850675, 13701350, 27402700]

約数ペア:

[(1, 27402700), (2, 13701350), (4, 6850675), (5, 5480540), (10, 2740270), (13, 2107900), (20, 1370135), (25, 1096108), (26, 1053950), (50, 548054), (52, 526975), (65, 421580), (100, 274027), (107, 256100), (130, 210790), (197, 139100), (214, 128050), (260, 105395), (325, 84316), (394, 69550), (428, 64025), (535, 51220), (650, 42158), (788, 34775), (985, 27820), (1070, 25610), (1300, 21079), (1391, 19700), (1970, 13910), (2140, 12805), (2561, 10700), (2675, 10244), (2782, 9850), (3940, 6955), (4925, 5564), (5122, 5350)]