67988180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 162570240

約数和(自身を除く): 94582060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 71, 116, 127, 130, 142, 145, 254, 260, 284, 290, 355, 377, 508, 580, 635, 710, 754, 923, 1270, 1420, 1508, 1651, 1846, 1885, 2059, 2540, 3302, 3683, 3692, 3770, 4118, 4615, 6604, 7366, 7540, 8236, 8255, 9017, 9230, 10295, 14732, 16510, 18034, 18415, 18460, 20590, 26767, 33020, 36068, 36830, 41180, 45085, 47879, 53534, 73660, 90170, 95758, 107068, 117221, 133835, 180340, 191516, 234442, 239395, 261493, 267670, 468884, 478790, 522986, 535340, 586105, 957580, 1045972, 1172210, 1307465, 2344420, 2614930, 3399409, 5229860, 6798818, 13597636, 16997045, 33994090, 67988180]

約数ペア:

[(1, 67988180), (2, 33994090), (4, 16997045), (5, 13597636), (10, 6798818), (13, 5229860), (20, 3399409), (26, 2614930), (29, 2344420), (52, 1307465), (58, 1172210), (65, 1045972), (71, 957580), (116, 586105), (127, 535340), (130, 522986), (142, 478790), (145, 468884), (254, 267670), (260, 261493), (284, 239395), (290, 234442), (355, 191516), (377, 180340), (508, 133835), (580, 117221), (635, 107068), (710, 95758), (754, 90170), (923, 73660), (1270, 53534), (1420, 47879), (1508, 45085), (1651, 41180), (1846, 36830), (1885, 36068), (2059, 33020), (2540, 26767), (3302, 20590), (3683, 18460), (3692, 18415), (3770, 18034), (4118, 16510), (4615, 14732), (6604, 10295), (7366, 9230), (7540, 9017), (8236, 8255)]