161569881235

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{859}}^1\times {\mathrm{1151}}^1$

素因数の和:2081

約数の個数: 96

約数和(自身を含む): 243954892800

約数和(自身を除く): 82385011565

約数列:

[1, 5, 7, 23, 29, 35, 49, 115, 145, 161, 203, 245, 667, 805, 859, 1015, 1127, 1151, 1421, 3335, 4295, 4669, 5635, 5755, 6013, 7105, 8057, 19757, 23345, 24911, 26473, 30065, 32683, 33379, 40285, 42091, 56399, 98785, 124555, 132365, 138299, 163415, 166895, 174377, 185311, 210455, 233653, 281995, 572953, 691495, 767717, 871885, 926555, 968093, 988709, 1168265, 1220639, 1297177, 1635571, 2864765, 3838585, 4010671, 4840465, 4943545, 5374019, 6103195, 6485885, 6920963, 8177855, 20053355, 22740307, 26870095, 28074697, 28672561, 34604815, 37618133, 48446741, 113701535, 140373485, 143362805, 159182149, 188090665, 200707927, 242233705, 659468903, 795910745, 1003539635, 1114275043, 1404955489, 3297344515, 4616282321, 5571375215, 7024777445, 23081411605, 32313976247, 161569881235]

約数ペア:

[(1, 161569881235), (5, 32313976247), (7, 23081411605), (23, 7024777445), (29, 5571375215), (35, 4616282321), (49, 3297344515), (115, 1404955489), (145, 1114275043), (161, 1003539635), (203, 795910745), (245, 659468903), (667, 242233705), (805, 200707927), (859, 188090665), (1015, 159182149), (1127, 143362805), (1151, 140373485), (1421, 113701535), (3335, 48446741), (4295, 37618133), (4669, 34604815), (5635, 28672561), (5755, 28074697), (6013, 26870095), (7105, 22740307), (8057, 20053355), (19757, 8177855), (23345, 6920963), (24911, 6485885), (26473, 6103195), (30065, 5374019), (32683, 4943545), (33379, 4840465), (40285, 4010671), (42091, 3838585), (56399, 2864765), (98785, 1635571), (124555, 1297177), (132365, 1220639), (138299, 1168265), (163415, 988709), (166895, 968093), (174377, 926555), (185311, 871885), (210455, 767717), (233653, 691495), (281995, 572953)]