145749275

素因数分解:

$5^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{739}}^1$

素因数の和:793

約数の個数: 48

約数和(自身を含む): 220224000

約数和(自身を除く): 74474725

約数列:

[1, 5, 7, 23, 25, 35, 49, 115, 161, 175, 245, 343, 575, 739, 805, 1127, 1225, 1715, 3695, 4025, 5173, 5635, 7889, 8575, 16997, 18475, 25865, 28175, 36211, 39445, 84985, 118979, 129325, 181055, 197225, 253477, 424925, 594895, 832853, 905275, 1267385, 2974475, 4164265, 5829971, 6336925, 20821325, 29149855, 145749275]

約数ペア:

[(1, 145749275), (5, 29149855), (7, 20821325), (23, 6336925), (25, 5829971), (35, 4164265), (49, 2974475), (115, 1267385), (161, 905275), (175, 832853), (245, 594895), (343, 424925), (575, 253477), (739, 197225), (805, 181055), (1127, 129325), (1225, 118979), (1715, 84985), (3695, 39445), (4025, 36211), (5173, 28175), (5635, 25865), (7889, 18475), (8575, 16997)]