78236240

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{6229}}^1$

素因数の和:6399

約数の個数: 40

約数和(自身を含む): 183087240

約数和(自身を除く): 104851000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1570, 2512, 3140, 6229, 6280, 12458, 12560, 24916, 31145, 49832, 62290, 99664, 124580, 249160, 498320, 977953, 1955906, 3911812, 4889765, 7823624, 9779530, 15647248, 19559060, 39118120, 78236240]

約数ペア:

[(1, 78236240), (2, 39118120), (4, 19559060), (5, 15647248), (8, 9779530), (10, 7823624), (16, 4889765), (20, 3911812), (40, 1955906), (80, 977953), (157, 498320), (314, 249160), (628, 124580), (785, 99664), (1256, 62290), (1570, 49832), (2512, 31145), (3140, 24916), (6229, 12560), (6280, 12458)]