79641940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:449

約数の個数: 96

約数和(自身を含む): 204906240

約数和(自身を除く): 125264300

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 109, 119, 140, 170, 218, 238, 307, 340, 436, 476, 545, 595, 614, 763, 1090, 1190, 1228, 1526, 1535, 1853, 2149, 2180, 2380, 3052, 3070, 3706, 3815, 4298, 5219, 6140, 7412, 7630, 8596, 9265, 10438, 10745, 12971, 15260, 18530, 20876, 21490, 25942, 26095, 33463, 36533, 37060, 42980, 51884, 52190, 64855, 66926, 73066, 104380, 129710, 133852, 146132, 167315, 182665, 234241, 259420, 334630, 365330, 468482, 568871, 669260, 730660, 936964, 1137742, 1171205, 2275484, 2342410, 2844355, 3982097, 4684820, 5688710, 7964194, 11377420, 15928388, 19910485, 39820970, 79641940]

約数ペア:

[(1, 79641940), (2, 39820970), (4, 19910485), (5, 15928388), (7, 11377420), (10, 7964194), (14, 5688710), (17, 4684820), (20, 3982097), (28, 2844355), (34, 2342410), (35, 2275484), (68, 1171205), (70, 1137742), (85, 936964), (109, 730660), (119, 669260), (140, 568871), (170, 468482), (218, 365330), (238, 334630), (307, 259420), (340, 234241), (436, 182665), (476, 167315), (545, 146132), (595, 133852), (614, 129710), (763, 104380), (1090, 73066), (1190, 66926), (1228, 64855), (1526, 52190), (1535, 51884), (1853, 42980), (2149, 37060), (2180, 36533), (2380, 33463), (3052, 26095), (3070, 25942), (3706, 21490), (3815, 20876), (4298, 18530), (5219, 15260), (6140, 12971), (7412, 10745), (7630, 10438), (8596, 9265)]