156945425

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{463}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 241651200

約数和(自身を除く): 84705775

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 149, 175, 325, 455, 463, 745, 1043, 1937, 2275, 2315, 3241, 3725, 5215, 6019, 9685, 11575, 13559, 16205, 26075, 30095, 42133, 48425, 67795, 68987, 81025, 150475, 210665, 338975, 344935, 482909, 896831, 1053325, 1724675, 2414545, 4484155, 6277817, 12072725, 22420775, 31389085, 156945425]

約数ペア:

[(1, 156945425), (5, 31389085), (7, 22420775), (13, 12072725), (25, 6277817), (35, 4484155), (65, 2414545), (91, 1724675), (149, 1053325), (175, 896831), (325, 482909), (455, 344935), (463, 338975), (745, 210665), (1043, 150475), (1937, 81025), (2275, 68987), (2315, 67795), (3241, 48425), (3725, 42133), (5215, 30095), (6019, 26075), (9685, 16205), (11575, 13559)]