81489687538

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{659}}^1\times {\mathrm{4013}}^1$

素因数の和:4783

約数の個数: 64

約数和(自身を含む): 146492375040

約数和(自身を除く): 65002687502

約数列:

[1, 2, 7, 14, 31, 62, 71, 142, 217, 434, 497, 659, 994, 1318, 2201, 4013, 4402, 4613, 8026, 9226, 15407, 20429, 28091, 30814, 40858, 46789, 56182, 93578, 124403, 143003, 248806, 284923, 286006, 327523, 569846, 655046, 870821, 1450459, 1741642, 1994461, 2644567, 2900918, 3988922, 5289134, 8832613, 10153213, 17665226, 18511969, 20306426, 37023938, 61828291, 81981577, 123656582, 163963154, 187764257, 375528514, 573871039, 1147742078, 1314349799, 2628699598, 5820691967, 11641383934, 40744843769, 81489687538]

約数ペア:

[(1, 81489687538), (2, 40744843769), (7, 11641383934), (14, 5820691967), (31, 2628699598), (62, 1314349799), (71, 1147742078), (142, 573871039), (217, 375528514), (434, 187764257), (497, 163963154), (659, 123656582), (994, 81981577), (1318, 61828291), (2201, 37023938), (4013, 20306426), (4402, 18511969), (4613, 17665226), (8026, 10153213), (9226, 8832613), (15407, 5289134), (20429, 3988922), (28091, 2900918), (30814, 2644567), (40858, 1994461), (46789, 1741642), (56182, 1450459), (93578, 870821), (124403, 655046), (143003, 569846), (248806, 327523), (284923, 286006)]