98697760

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{12589}}^1$

素因数の和:12618

約数の個数: 72

約数和(自身を含む): 271264140

約数和(自身を除く): 172566380

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 12589, 25178, 50356, 62945, 88123, 100712, 125890, 176246, 201424, 251780, 352492, 402848, 440615, 503560, 616861, 704984, 881230, 1007120, 1233722, 1409968, 1762460, 2014240, 2467444, 2819936, 3084305, 3524920, 4934888, 6168610, 7049840, 9869776, 12337220, 14099680, 19739552, 24674440, 49348880, 98697760]

約数ペア:

[(1, 98697760), (2, 49348880), (4, 24674440), (5, 19739552), (7, 14099680), (8, 12337220), (10, 9869776), (14, 7049840), (16, 6168610), (20, 4934888), (28, 3524920), (32, 3084305), (35, 2819936), (40, 2467444), (49, 2014240), (56, 1762460), (70, 1409968), (80, 1233722), (98, 1007120), (112, 881230), (140, 704984), (160, 616861), (196, 503560), (224, 440615), (245, 402848), (280, 352492), (392, 251780), (490, 201424), (560, 176246), (784, 125890), (980, 100712), (1120, 88123), (1568, 62945), (1960, 50356), (3920, 25178), (7840, 12589)]