80745780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{10273}}^1$

素因数の和:10416

約数の個数: 48

約数和(自身を含む): 227836224

約数和(自身を除く): 147090444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2620, 3930, 7860, 10273, 20546, 30819, 41092, 51365, 61638, 102730, 123276, 154095, 205460, 308190, 616380, 1345763, 2691526, 4037289, 5383052, 6728815, 8074578, 13457630, 16149156, 20186445, 26915260, 40372890, 80745780]

約数ペア:

[(1, 80745780), (2, 40372890), (3, 26915260), (4, 20186445), (5, 16149156), (6, 13457630), (10, 8074578), (12, 6728815), (15, 5383052), (20, 4037289), (30, 2691526), (60, 1345763), (131, 616380), (262, 308190), (393, 205460), (524, 154095), (655, 123276), (786, 102730), (1310, 61638), (1572, 51365), (1965, 41092), (2620, 30819), (3930, 20546), (7860, 10273)]