80078220

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{16477}}^1$

素因数の和:16501

約数の個数: 72

約数和(自身を含む): 251915664

約数和(自身を除く): 171837444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 16477, 32954, 49431, 65908, 82385, 98862, 148293, 164770, 197724, 247155, 296586, 329540, 444879, 494310, 593172, 741465, 889758, 988620, 1334637, 1482930, 1779516, 2224395, 2669274, 2965860, 4003911, 4448790, 5338548, 6673185, 8007822, 8897580, 13346370, 16015644, 20019555, 26692740, 40039110, 80078220]

約数ペア:

[(1, 80078220), (2, 40039110), (3, 26692740), (4, 20019555), (5, 16015644), (6, 13346370), (9, 8897580), (10, 8007822), (12, 6673185), (15, 5338548), (18, 4448790), (20, 4003911), (27, 2965860), (30, 2669274), (36, 2224395), (45, 1779516), (54, 1482930), (60, 1334637), (81, 988620), (90, 889758), (108, 741465), (135, 593172), (162, 494310), (180, 444879), (243, 329540), (270, 296586), (324, 247155), (405, 197724), (486, 164770), (540, 148293), (810, 98862), (972, 82385), (1215, 65908), (1620, 49431), (2430, 32954), (4860, 16477)]