77192780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{19013}}^1$

素因数の和:19058

約数の個数: 48

約数和(自身を含む): 191661120

約数和(自身を除く): 114468340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 19013, 38026, 76052, 95065, 133091, 190130, 266182, 380260, 532364, 551377, 665455, 1102754, 1330910, 2205508, 2661820, 2756885, 3859639, 5513770, 7719278, 11027540, 15438556, 19298195, 38596390, 77192780]

約数ペア:

[(1, 77192780), (2, 38596390), (4, 19298195), (5, 15438556), (7, 11027540), (10, 7719278), (14, 5513770), (20, 3859639), (28, 2756885), (29, 2661820), (35, 2205508), (58, 1330910), (70, 1102754), (116, 665455), (140, 551377), (145, 532364), (203, 380260), (290, 266182), (406, 190130), (580, 133091), (812, 95065), (1015, 76052), (2030, 38026), (4060, 19013)]