205527990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{16273}}^1$

素因数の和:16704

約数の個数: 32

約数和(自身を含む): 494469216

約数和(自身を除く): 288941226

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 421, 842, 1263, 2105, 2526, 4210, 6315, 12630, 16273, 32546, 48819, 81365, 97638, 162730, 244095, 488190, 6850933, 13701866, 20552799, 34254665, 41105598, 68509330, 102763995, 205527990]

約数ペア:

[(1, 205527990), (2, 102763995), (3, 68509330), (5, 41105598), (6, 34254665), (10, 20552799), (15, 13701866), (30, 6850933), (421, 488190), (842, 244095), (1263, 162730), (2105, 97638), (2526, 81365), (4210, 48819), (6315, 32546), (12630, 16273)]