78303890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{2999}}^1$

素因数の和:3386

約数の個数: 32

約数和(自身を含む): 161568000

約数和(自身を除く): 83264110

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 373, 746, 1865, 2611, 2999, 3730, 5222, 5998, 13055, 14995, 20993, 26110, 29990, 41986, 104965, 209930, 1118627, 2237254, 5593135, 7830389, 11186270, 15660778, 39151945, 78303890]

約数ペア:

[(1, 78303890), (2, 39151945), (5, 15660778), (7, 11186270), (10, 7830389), (14, 5593135), (35, 2237254), (70, 1118627), (373, 209930), (746, 104965), (1865, 41986), (2611, 29990), (2999, 26110), (3730, 20993), (5222, 14995), (5998, 13055)]