1296236437040

素因数分解:

$2^4\times 5^1\times {\mathrm{16202955463}}^1$

素因数の和:16202955476

約数の個数: 20

約数和(自身を含む): 3013749716304

約数和(自身を除く): 1717513279264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 16202955463, 32405910926, 64811821852, 81014777315, 129623643704, 162029554630, 259247287408, 324059109260, 648118218520, 1296236437040]

約数ペア:

[(1, 1296236437040), (2, 648118218520), (4, 324059109260), (5, 259247287408), (8, 162029554630), (10, 129623643704), (16, 81014777315), (20, 64811821852), (40, 32405910926), (80, 16202955463)]