81085305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{859}}^1$

素因数の和:934

約数の個数: 64

約数和(自身を含む): 158515200

約数和(自身を除く): 77429895

約数列:

[1, 3, 5, 7, 15, 21, 29, 31, 35, 87, 93, 105, 145, 155, 203, 217, 435, 465, 609, 651, 859, 899, 1015, 1085, 2577, 2697, 3045, 3255, 4295, 4495, 6013, 6293, 12885, 13485, 18039, 18879, 24911, 26629, 30065, 31465, 74733, 79887, 90195, 94395, 124555, 133145, 174377, 186403, 373665, 399435, 523131, 559209, 772241, 871885, 932015, 2316723, 2615655, 2796045, 3861205, 5405687, 11583615, 16217061, 27028435, 81085305]

約数ペア:

[(1, 81085305), (3, 27028435), (5, 16217061), (7, 11583615), (15, 5405687), (21, 3861205), (29, 2796045), (31, 2615655), (35, 2316723), (87, 932015), (93, 871885), (105, 772241), (145, 559209), (155, 523131), (203, 399435), (217, 373665), (435, 186403), (465, 174377), (609, 133145), (651, 124555), (859, 94395), (899, 90195), (1015, 79887), (1085, 74733), (2577, 31465), (2697, 30065), (3045, 26629), (3255, 24911), (4295, 18879), (4495, 18039), (6013, 13485), (6293, 12885)]