72129232

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{881}}^1$

素因数の和:956

約数の個数: 80

約数和(自身を含む): 173238912

約数和(自身を除く): 101109680

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 43, 56, 68, 86, 112, 119, 136, 172, 238, 272, 301, 344, 476, 602, 688, 731, 881, 952, 1204, 1462, 1762, 1904, 2408, 2924, 3524, 4816, 5117, 5848, 6167, 7048, 10234, 11696, 12334, 14096, 14977, 20468, 24668, 29954, 37883, 40936, 49336, 59908, 75766, 81872, 98672, 104839, 119816, 151532, 209678, 239632, 265181, 303064, 419356, 530362, 606128, 644011, 838712, 1060724, 1288022, 1677424, 2121448, 2576044, 4242896, 4508077, 5152088, 9016154, 10304176, 18032308, 36064616, 72129232]

約数ペア:

[(1, 72129232), (2, 36064616), (4, 18032308), (7, 10304176), (8, 9016154), (14, 5152088), (16, 4508077), (17, 4242896), (28, 2576044), (34, 2121448), (43, 1677424), (56, 1288022), (68, 1060724), (86, 838712), (112, 644011), (119, 606128), (136, 530362), (172, 419356), (238, 303064), (272, 265181), (301, 239632), (344, 209678), (476, 151532), (602, 119816), (688, 104839), (731, 98672), (881, 81872), (952, 75766), (1204, 59908), (1462, 49336), (1762, 40936), (1904, 37883), (2408, 29954), (2924, 24668), (3524, 20468), (4816, 14977), (5117, 14096), (5848, 12334), (6167, 11696), (7048, 10234)]