231534790

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1$

素因数の和:685

約数の個数: 64

約数和(自身を含む): 456648192

約数和(自身を除く): 225113402

約数列:

[1, 2, 5, 10, 23, 41, 43, 46, 82, 86, 115, 205, 215, 230, 410, 430, 571, 943, 989, 1142, 1763, 1886, 1978, 2855, 3526, 4715, 4945, 5710, 8815, 9430, 9890, 13133, 17630, 23411, 24553, 26266, 40549, 46822, 49106, 65665, 81098, 117055, 122765, 131330, 202745, 234110, 245530, 405490, 538453, 564719, 1006673, 1076906, 1129438, 2013346, 2692265, 2823595, 5033365, 5384530, 5647190, 10066730, 23153479, 46306958, 115767395, 231534790]

約数ペア:

[(1, 231534790), (2, 115767395), (5, 46306958), (10, 23153479), (23, 10066730), (41, 5647190), (43, 5384530), (46, 5033365), (82, 2823595), (86, 2692265), (115, 2013346), (205, 1129438), (215, 1076906), (230, 1006673), (410, 564719), (430, 538453), (571, 405490), (943, 245530), (989, 234110), (1142, 202745), (1763, 131330), (1886, 122765), (1978, 117055), (2855, 81098), (3526, 65665), (4715, 49106), (4945, 46822), (5710, 40549), (8815, 26266), (9430, 24553), (9890, 23411), (13133, 17630)]