190815800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{19471}}^1$

素因数の和:19501

約数の個数: 72

約数和(自身を含む): 516105360

約数和(自身を除く): 325289560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 4900, 9800, 19471, 38942, 77884, 97355, 136297, 155768, 194710, 272594, 389420, 486775, 545188, 681485, 778840, 954079, 973550, 1090376, 1362970, 1908158, 1947100, 2725940, 3407425, 3816316, 3894200, 4770395, 5451880, 6814850, 7632632, 9540790, 13629700, 19081580, 23851975, 27259400, 38163160, 47703950, 95407900, 190815800]

約数ペア:

[(1, 190815800), (2, 95407900), (4, 47703950), (5, 38163160), (7, 27259400), (8, 23851975), (10, 19081580), (14, 13629700), (20, 9540790), (25, 7632632), (28, 6814850), (35, 5451880), (40, 4770395), (49, 3894200), (50, 3816316), (56, 3407425), (70, 2725940), (98, 1947100), (100, 1908158), (140, 1362970), (175, 1090376), (196, 973550), (200, 954079), (245, 778840), (280, 681485), (350, 545188), (392, 486775), (490, 389420), (700, 272594), (980, 194710), (1225, 155768), (1400, 136297), (1960, 97355), (2450, 77884), (4900, 38942), (9800, 19471)]