1028152900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{10903}}^1$

素因数の和:10981

約数の個数: 72

約数和(自身を含む): 2385097344

約数和(自身を除く): 1356944444

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 41, 46, 50, 82, 92, 100, 115, 164, 205, 230, 410, 460, 575, 820, 943, 1025, 1150, 1886, 2050, 2300, 3772, 4100, 4715, 9430, 10903, 18860, 21806, 23575, 43612, 47150, 54515, 94300, 109030, 218060, 250769, 272575, 447023, 501538, 545150, 894046, 1003076, 1090300, 1253845, 1788092, 2235115, 2507690, 4470230, 5015380, 6269225, 8940460, 10281529, 11175575, 12538450, 20563058, 22351150, 25076900, 41126116, 44702300, 51407645, 102815290, 205630580, 257038225, 514076450, 1028152900]

約数ペア:

[(1, 1028152900), (2, 514076450), (4, 257038225), (5, 205630580), (10, 102815290), (20, 51407645), (23, 44702300), (25, 41126116), (41, 25076900), (46, 22351150), (50, 20563058), (82, 12538450), (92, 11175575), (100, 10281529), (115, 8940460), (164, 6269225), (205, 5015380), (230, 4470230), (410, 2507690), (460, 2235115), (575, 1788092), (820, 1253845), (943, 1090300), (1025, 1003076), (1150, 894046), (1886, 545150), (2050, 501538), (2300, 447023), (3772, 272575), (4100, 250769), (4715, 218060), (9430, 109030), (10903, 94300), (18860, 54515), (21806, 47150), (23575, 43612)]