613645900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{12347}}^1$

素因数の和:12439

約数の個数: 72

約数和(自身を含む): 1543401216

約数和(自身を除く): 929755316

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 71, 100, 140, 142, 175, 284, 350, 355, 497, 700, 710, 994, 1420, 1775, 1988, 2485, 3550, 4970, 7100, 9940, 12347, 12425, 24694, 24850, 49388, 49700, 61735, 86429, 123470, 172858, 246940, 308675, 345716, 432145, 617350, 864290, 876637, 1234700, 1728580, 1753274, 2160725, 3506548, 4321450, 4383185, 6136459, 8642900, 8766370, 12272918, 17532740, 21915925, 24545836, 30682295, 43831850, 61364590, 87663700, 122729180, 153411475, 306822950, 613645900]

約数ペア:

[(1, 613645900), (2, 306822950), (4, 153411475), (5, 122729180), (7, 87663700), (10, 61364590), (14, 43831850), (20, 30682295), (25, 24545836), (28, 21915925), (35, 17532740), (50, 12272918), (70, 8766370), (71, 8642900), (100, 6136459), (140, 4383185), (142, 4321450), (175, 3506548), (284, 2160725), (350, 1753274), (355, 1728580), (497, 1234700), (700, 876637), (710, 864290), (994, 617350), (1420, 432145), (1775, 345716), (1988, 308675), (2485, 246940), (3550, 172858), (4970, 123470), (7100, 86429), (9940, 61735), (12347, 49700), (12425, 49388), (24694, 24850)]