7144550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:305

約数の個数: 48

約数和(自身を含む): 15400800

約数和(自身を除く): 8256250

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 137, 149, 175, 274, 298, 350, 685, 745, 959, 1043, 1370, 1490, 1918, 2086, 3425, 3725, 4795, 5215, 6850, 7450, 9590, 10430, 20413, 23975, 26075, 40826, 47950, 52150, 102065, 142891, 204130, 285782, 510325, 714455, 1020650, 1428910, 3572275, 7144550]

約数ペア:

[(1, 7144550), (2, 3572275), (5, 1428910), (7, 1020650), (10, 714455), (14, 510325), (25, 285782), (35, 204130), (50, 142891), (70, 102065), (137, 52150), (149, 47950), (175, 40826), (274, 26075), (298, 23975), (350, 20413), (685, 10430), (745, 9590), (959, 7450), (1043, 6850), (1370, 5215), (1490, 4795), (1918, 3725), (2086, 3425)]