159683356

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{641}}^1$

素因数の和:731

約数の個数: 72

約数和(自身を含む): 344276352

約数和(自身を除く): 184592996

約数列:

[1, 2, 4, 7, 14, 28, 31, 41, 49, 62, 82, 98, 124, 164, 196, 217, 287, 434, 574, 641, 868, 1148, 1271, 1282, 1519, 2009, 2542, 2564, 3038, 4018, 4487, 5084, 6076, 8036, 8897, 8974, 17794, 17948, 19871, 26281, 31409, 35588, 39742, 52562, 62279, 62818, 79484, 105124, 124558, 125636, 139097, 183967, 249116, 278194, 367934, 556388, 735868, 814711, 973679, 1287769, 1629422, 1947358, 2575538, 3258844, 3894716, 5151076, 5702977, 11405954, 22811908, 39920839, 79841678, 159683356]

約数ペア:

[(1, 159683356), (2, 79841678), (4, 39920839), (7, 22811908), (14, 11405954), (28, 5702977), (31, 5151076), (41, 3894716), (49, 3258844), (62, 2575538), (82, 1947358), (98, 1629422), (124, 1287769), (164, 973679), (196, 814711), (217, 735868), (287, 556388), (434, 367934), (574, 278194), (641, 249116), (868, 183967), (1148, 139097), (1271, 125636), (1282, 124558), (1519, 105124), (2009, 79484), (2542, 62818), (2564, 62279), (3038, 52562), (4018, 39742), (4487, 35588), (5084, 31409), (6076, 26281), (8036, 19871), (8897, 17948), (8974, 17794)]