67780856

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{331}}^1$

素因数の和:540

約数の個数: 64

約数和(自身を含む): 150595200

約数和(自身を除く): 82814344

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 179, 286, 331, 358, 572, 662, 716, 1144, 1324, 1432, 1969, 2327, 2648, 3641, 3938, 4303, 4654, 7282, 7876, 8606, 9308, 14564, 15752, 17212, 18616, 25597, 29128, 34424, 47333, 51194, 59249, 94666, 102388, 118498, 189332, 204776, 236996, 378664, 473992, 651739, 770237, 1303478, 1540474, 2606956, 3080948, 5213912, 6161896, 8472607, 16945214, 33890428, 67780856]

約数ペア:

[(1, 67780856), (2, 33890428), (4, 16945214), (8, 8472607), (11, 6161896), (13, 5213912), (22, 3080948), (26, 2606956), (44, 1540474), (52, 1303478), (88, 770237), (104, 651739), (143, 473992), (179, 378664), (286, 236996), (331, 204776), (358, 189332), (572, 118498), (662, 102388), (716, 94666), (1144, 59249), (1324, 51194), (1432, 47333), (1969, 34424), (2327, 29128), (2648, 25597), (3641, 18616), (3938, 17212), (4303, 15752), (4654, 14564), (7282, 9308), (7876, 8606)]