678698752

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{563}}^1$

素因数の和:873

約数の個数: 72

約数和(自身を含む): 1442172816

約数和(自身を除く): 763474064

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 277, 544, 554, 563, 1088, 1108, 1126, 2176, 2216, 2252, 4352, 4432, 4504, 4709, 8864, 9008, 9418, 9571, 17728, 18016, 18836, 19142, 35456, 36032, 37672, 38284, 70912, 72064, 75344, 76568, 144128, 150688, 153136, 155951, 301376, 306272, 311902, 602752, 612544, 623804, 1205504, 1225088, 1247608, 2450176, 2495216, 2651167, 4990432, 5302334, 9980864, 10604668, 19961728, 21209336, 39923456, 42418672, 84837344, 169674688, 339349376, 678698752]

約数ペア:

[(1, 678698752), (2, 339349376), (4, 169674688), (8, 84837344), (16, 42418672), (17, 39923456), (32, 21209336), (34, 19961728), (64, 10604668), (68, 9980864), (128, 5302334), (136, 4990432), (256, 2651167), (272, 2495216), (277, 2450176), (544, 1247608), (554, 1225088), (563, 1205504), (1088, 623804), (1108, 612544), (1126, 602752), (2176, 311902), (2216, 306272), (2252, 301376), (4352, 155951), (4432, 153136), (4504, 150688), (4709, 144128), (8864, 76568), (9008, 75344), (9418, 72064), (9571, 70912), (17728, 38284), (18016, 37672), (18836, 36032), (19142, 35456)]