858476050

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:488

約数の個数: 72

約数和(自身を含む): 1700784000

約数和(自身を除く): 842307950

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 199, 239, 361, 398, 475, 478, 722, 950, 995, 1195, 1805, 1990, 2390, 3610, 3781, 4541, 4975, 5975, 7562, 9025, 9082, 9950, 11950, 18050, 18905, 22705, 37810, 45410, 47561, 71839, 86279, 94525, 95122, 113525, 143678, 172558, 189050, 227050, 237805, 359195, 431395, 475610, 718390, 862790, 903659, 1189025, 1795975, 1807318, 2156975, 2378050, 3591950, 4313950, 4518295, 9036590, 17169521, 22591475, 34339042, 45182950, 85847605, 171695210, 429238025, 858476050]

約数ペア:

[(1, 858476050), (2, 429238025), (5, 171695210), (10, 85847605), (19, 45182950), (25, 34339042), (38, 22591475), (50, 17169521), (95, 9036590), (190, 4518295), (199, 4313950), (239, 3591950), (361, 2378050), (398, 2156975), (475, 1807318), (478, 1795975), (722, 1189025), (950, 903659), (995, 862790), (1195, 718390), (1805, 475610), (1990, 431395), (2390, 359195), (3610, 237805), (3781, 227050), (4541, 189050), (4975, 172558), (5975, 143678), (7562, 113525), (9025, 95122), (9082, 94525), (9950, 86279), (11950, 71839), (18050, 47561), (18905, 45410), (22705, 37810)]