205658488

素因数分解:

$2^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:357

約数の個数: 96

約数和(自身を含む): 471960000

約数和(自身を除く): 266301512

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 49, 56, 58, 79, 98, 116, 158, 196, 203, 229, 232, 316, 392, 406, 458, 553, 632, 812, 916, 1106, 1421, 1603, 1624, 1832, 2212, 2291, 2842, 3206, 3871, 4424, 4582, 5684, 6412, 6641, 7742, 9164, 11221, 11368, 12824, 13282, 15484, 16037, 18091, 18328, 22442, 26564, 30968, 32074, 36182, 44884, 46487, 53128, 64148, 72364, 89768, 92974, 112259, 126637, 128296, 144728, 185948, 224518, 253274, 325409, 371896, 449036, 506548, 524639, 650818, 886459, 898072, 1013096, 1049278, 1301636, 1772918, 2098556, 2603272, 3545836, 3672473, 4197112, 7091672, 7344946, 14689892, 25707311, 29379784, 51414622, 102829244, 205658488]

約数ペア:

[(1, 205658488), (2, 102829244), (4, 51414622), (7, 29379784), (8, 25707311), (14, 14689892), (28, 7344946), (29, 7091672), (49, 4197112), (56, 3672473), (58, 3545836), (79, 2603272), (98, 2098556), (116, 1772918), (158, 1301636), (196, 1049278), (203, 1013096), (229, 898072), (232, 886459), (316, 650818), (392, 524639), (406, 506548), (458, 449036), (553, 371896), (632, 325409), (812, 253274), (916, 224518), (1106, 185948), (1421, 144728), (1603, 128296), (1624, 126637), (1832, 112259), (2212, 92974), (2291, 89768), (2842, 72364), (3206, 64148), (3871, 53128), (4424, 46487), (4582, 44884), (5684, 36182), (6412, 32074), (6641, 30968), (7742, 26564), (9164, 22442), (11221, 18328), (11368, 18091), (12824, 16037), (13282, 15484)]