133679780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:273

約数の個数: 96

約数和(自身を含む): 314344800

約数和(自身を除く): 180665020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 89, 106, 109, 130, 178, 212, 218, 260, 265, 356, 436, 445, 530, 545, 689, 890, 1060, 1090, 1157, 1378, 1417, 1780, 2180, 2314, 2756, 2834, 3445, 4628, 4717, 5668, 5777, 5785, 6890, 7085, 9434, 9701, 11554, 11570, 13780, 14170, 18868, 19402, 23108, 23140, 23585, 28340, 28885, 38804, 47170, 48505, 57770, 61321, 75101, 94340, 97010, 115540, 122642, 126113, 150202, 194020, 245284, 252226, 300404, 306605, 375505, 504452, 514153, 613210, 630565, 751010, 1028306, 1226420, 1261130, 1502020, 2056612, 2522260, 2570765, 5141530, 6683989, 10283060, 13367978, 26735956, 33419945, 66839890, 133679780]

約数ペア:

[(1, 133679780), (2, 66839890), (4, 33419945), (5, 26735956), (10, 13367978), (13, 10283060), (20, 6683989), (26, 5141530), (52, 2570765), (53, 2522260), (65, 2056612), (89, 1502020), (106, 1261130), (109, 1226420), (130, 1028306), (178, 751010), (212, 630565), (218, 613210), (260, 514153), (265, 504452), (356, 375505), (436, 306605), (445, 300404), (530, 252226), (545, 245284), (689, 194020), (890, 150202), (1060, 126113), (1090, 122642), (1157, 115540), (1378, 97010), (1417, 94340), (1780, 75101), (2180, 61321), (2314, 57770), (2756, 48505), (2834, 47170), (3445, 38804), (4628, 28885), (4717, 28340), (5668, 23585), (5777, 23140), (5785, 23108), (6890, 19402), (7085, 18868), (9434, 14170), (9701, 13780), (11554, 11570)]