205955250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:285

約数の個数: 128

約数和(自身を含む): 550368000

約数和(自身を除く): 344412750

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 50, 57, 75, 95, 97, 114, 125, 149, 150, 190, 194, 250, 285, 291, 298, 375, 447, 475, 485, 570, 582, 745, 750, 894, 950, 970, 1425, 1455, 1490, 1843, 2235, 2375, 2425, 2831, 2850, 2910, 3686, 3725, 4470, 4750, 4850, 5529, 5662, 7125, 7275, 7450, 8493, 9215, 11058, 11175, 12125, 14155, 14250, 14453, 14550, 16986, 18430, 18625, 22350, 24250, 27645, 28310, 28906, 36375, 37250, 42465, 43359, 46075, 55290, 55875, 70775, 72265, 72750, 84930, 86718, 92150, 111750, 138225, 141550, 144530, 212325, 216795, 230375, 274607, 276450, 353875, 361325, 424650, 433590, 460750, 549214, 691125, 707750, 722650, 823821, 1061625, 1083975, 1373035, 1382250, 1647642, 1806625, 2123250, 2167950, 2746070, 3613250, 4119105, 5419875, 6865175, 8238210, 10839750, 13730350, 20595525, 34325875, 41191050, 68651750, 102977625, 205955250]

約数ペア:

[(1, 205955250), (2, 102977625), (3, 68651750), (5, 41191050), (6, 34325875), (10, 20595525), (15, 13730350), (19, 10839750), (25, 8238210), (30, 6865175), (38, 5419875), (50, 4119105), (57, 3613250), (75, 2746070), (95, 2167950), (97, 2123250), (114, 1806625), (125, 1647642), (149, 1382250), (150, 1373035), (190, 1083975), (194, 1061625), (250, 823821), (285, 722650), (291, 707750), (298, 691125), (375, 549214), (447, 460750), (475, 433590), (485, 424650), (570, 361325), (582, 353875), (745, 276450), (750, 274607), (894, 230375), (950, 216795), (970, 212325), (1425, 144530), (1455, 141550), (1490, 138225), (1843, 111750), (2235, 92150), (2375, 86718), (2425, 84930), (2831, 72750), (2850, 72265), (2910, 70775), (3686, 55875), (3725, 55290), (4470, 46075), (4750, 43359), (4850, 42465), (5529, 37250), (5662, 36375), (7125, 28906), (7275, 28310), (7450, 27645), (8493, 24250), (9215, 22350), (11058, 18625), (11175, 18430), (12125, 16986), (14155, 14550), (14250, 14453)]