33340840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{661}}^1$

素因数の和:782

約数の個数: 64

約数和(自身を含む): 81743760

約数和(自身を除く): 48402920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 97, 104, 130, 194, 260, 388, 485, 520, 661, 776, 970, 1261, 1322, 1940, 2522, 2644, 3305, 3880, 5044, 5288, 6305, 6610, 8593, 10088, 12610, 13220, 17186, 25220, 26440, 34372, 42965, 50440, 64117, 68744, 85930, 128234, 171860, 256468, 320585, 343720, 512936, 641170, 833521, 1282340, 1667042, 2564680, 3334084, 4167605, 6668168, 8335210, 16670420, 33340840]

約数ペア:

[(1, 33340840), (2, 16670420), (4, 8335210), (5, 6668168), (8, 4167605), (10, 3334084), (13, 2564680), (20, 1667042), (26, 1282340), (40, 833521), (52, 641170), (65, 512936), (97, 343720), (104, 320585), (130, 256468), (194, 171860), (260, 128234), (388, 85930), (485, 68744), (520, 64117), (661, 50440), (776, 42965), (970, 34372), (1261, 26440), (1322, 25220), (1940, 17186), (2522, 13220), (2644, 12610), (3305, 10088), (3880, 8593), (5044, 6610), (5288, 6305)]