80657208

素因数分解:

$2^3\times 3^4\times {\mathrm{124471}}^1$

素因数の和:124489

約数の個数: 40

約数和(自身を含む): 225916680

約数和(自身を除く): 145259472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 124471, 248942, 373413, 497884, 746826, 995768, 1120239, 1493652, 2240478, 2987304, 3360717, 4480956, 6721434, 8961912, 10082151, 13442868, 20164302, 26885736, 40328604, 80657208]

約数ペア:

[(1, 80657208), (2, 40328604), (3, 26885736), (4, 20164302), (6, 13442868), (8, 10082151), (9, 8961912), (12, 6721434), (18, 4480956), (24, 3360717), (27, 2987304), (36, 2240478), (54, 1493652), (72, 1120239), (81, 995768), (108, 746826), (162, 497884), (216, 373413), (324, 248942), (648, 124471)]