80704625

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{353}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 106030080

約数和(自身を除く): 25325455

約数列:

[1, 5, 25, 31, 59, 125, 155, 295, 353, 775, 1475, 1765, 1829, 3875, 7375, 8825, 9145, 10943, 20827, 44125, 45725, 54715, 104135, 228625, 273575, 520675, 645637, 1367875, 2603375, 3228185, 16140925, 80704625]

約数ペア:

[(1, 80704625), (5, 16140925), (25, 3228185), (31, 2603375), (59, 1367875), (125, 645637), (155, 520675), (295, 273575), (353, 228625), (775, 104135), (1475, 54715), (1765, 45725), (1829, 44125), (3875, 20827), (7375, 10943), (8825, 9145)]