78980552

素因数分解:

$2^3\times 7^3\times {\mathrm{107}}^1\times {\mathrm{269}}^1$

素因数の和:403

約数の個数: 64

約数和(自身を含む): 174960000

約数和(自身を除く): 95979448

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 107, 196, 214, 269, 343, 392, 428, 538, 686, 749, 856, 1076, 1372, 1498, 1883, 2152, 2744, 2996, 3766, 5243, 5992, 7532, 10486, 13181, 15064, 20972, 26362, 28783, 36701, 41944, 52724, 57566, 73402, 92267, 105448, 115132, 146804, 184534, 201481, 230264, 293608, 369068, 402962, 738136, 805924, 1410367, 1611848, 2820734, 5641468, 9872569, 11282936, 19745138, 39490276, 78980552]

約数ペア:

[(1, 78980552), (2, 39490276), (4, 19745138), (7, 11282936), (8, 9872569), (14, 5641468), (28, 2820734), (49, 1611848), (56, 1410367), (98, 805924), (107, 738136), (196, 402962), (214, 369068), (269, 293608), (343, 230264), (392, 201481), (428, 184534), (538, 146804), (686, 115132), (749, 105448), (856, 92267), (1076, 73402), (1372, 57566), (1498, 52724), (1883, 41944), (2152, 36701), (2744, 28783), (2996, 26362), (3766, 20972), (5243, 15064), (5992, 13181), (7532, 10486)]