6549202480

素因数分解:

$2^4\times 5^1\times {\mathrm{409}}^1\times {\mathrm{200159}}^1$

素因数の和:200581

約数の個数: 40

約数和(自身を含む): 15264201600

約数和(自身を除く): 8714999120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 409, 818, 1636, 2045, 3272, 4090, 6544, 8180, 16360, 32720, 200159, 400318, 800636, 1000795, 1601272, 2001590, 3202544, 4003180, 8006360, 16012720, 81865031, 163730062, 327460124, 409325155, 654920248, 818650310, 1309840496, 1637300620, 3274601240, 6549202480]

約数ペア:

[(1, 6549202480), (2, 3274601240), (4, 1637300620), (5, 1309840496), (8, 818650310), (10, 654920248), (16, 409325155), (20, 327460124), (40, 163730062), (80, 81865031), (409, 16012720), (818, 8006360), (1636, 4003180), (2045, 3202544), (3272, 2001590), (4090, 1601272), (6544, 1000795), (8180, 800636), (16360, 400318), (32720, 200159)]