1678523900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{42929}}^1$

素因数の和:42983

約数の個数: 72

約数和(自身を含む): 4024429920

約数和(自身を除く): 2345906020

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 25, 34, 46, 50, 68, 85, 92, 100, 115, 170, 230, 340, 391, 425, 460, 575, 782, 850, 1150, 1564, 1700, 1955, 2300, 3910, 7820, 9775, 19550, 39100, 42929, 85858, 171716, 214645, 429290, 729793, 858580, 987367, 1073225, 1459586, 1974734, 2146450, 2919172, 3648965, 3949468, 4292900, 4936835, 7297930, 9873670, 14595860, 16785239, 18244825, 19747340, 24684175, 33570478, 36489650, 49368350, 67140956, 72979300, 83926195, 98736700, 167852390, 335704780, 419630975, 839261950, 1678523900]

約数ペア:

[(1, 1678523900), (2, 839261950), (4, 419630975), (5, 335704780), (10, 167852390), (17, 98736700), (20, 83926195), (23, 72979300), (25, 67140956), (34, 49368350), (46, 36489650), (50, 33570478), (68, 24684175), (85, 19747340), (92, 18244825), (100, 16785239), (115, 14595860), (170, 9873670), (230, 7297930), (340, 4936835), (391, 4292900), (425, 3949468), (460, 3648965), (575, 2919172), (782, 2146450), (850, 1974734), (1150, 1459586), (1564, 1073225), (1700, 987367), (1955, 858580), (2300, 729793), (3910, 429290), (7820, 214645), (9775, 171716), (19550, 85858), (39100, 42929)]