78307684

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:525

約数の個数: 72

約数和(自身を含む): 174439608

約数和(自身を除く): 96131924

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 73, 91, 98, 146, 182, 196, 292, 364, 421, 511, 637, 842, 949, 1022, 1274, 1684, 1898, 2044, 2548, 2947, 3577, 3796, 5473, 5894, 6643, 7154, 10946, 11788, 13286, 14308, 20629, 21892, 26572, 30733, 38311, 41258, 46501, 61466, 76622, 82516, 93002, 122932, 153244, 186004, 215131, 268177, 399529, 430262, 536354, 799058, 860524, 1072708, 1505917, 1598116, 2796703, 3011834, 5593406, 6023668, 11186812, 19576921, 39153842, 78307684]

約数ペア:

[(1, 78307684), (2, 39153842), (4, 19576921), (7, 11186812), (13, 6023668), (14, 5593406), (26, 3011834), (28, 2796703), (49, 1598116), (52, 1505917), (73, 1072708), (91, 860524), (98, 799058), (146, 536354), (182, 430262), (196, 399529), (292, 268177), (364, 215131), (421, 186004), (511, 153244), (637, 122932), (842, 93002), (949, 82516), (1022, 76622), (1274, 61466), (1684, 46501), (1898, 41258), (2044, 38311), (2548, 30733), (2947, 26572), (3577, 21892), (3796, 20629), (5473, 14308), (5894, 13286), (6643, 11788), (7154, 10946)]