770640070

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{661}}^1$

素因数の和:865

約数の個数: 64

約数和(自身を含む): 1499700096

約数和(自身を除く): 729060026

約数列:

[1, 2, 5, 10, 23, 37, 46, 74, 115, 137, 185, 230, 274, 370, 661, 685, 851, 1322, 1370, 1702, 3151, 3305, 4255, 5069, 6302, 6610, 8510, 10138, 15203, 15755, 24457, 25345, 30406, 31510, 48914, 50690, 76015, 90557, 116587, 122285, 152030, 181114, 233174, 244570, 452785, 562511, 582935, 905570, 1125022, 1165870, 2082811, 2812555, 3350609, 4165622, 5625110, 6701218, 10414055, 16753045, 20828110, 33506090, 77064007, 154128014, 385320035, 770640070]

約数ペア:

[(1, 770640070), (2, 385320035), (5, 154128014), (10, 77064007), (23, 33506090), (37, 20828110), (46, 16753045), (74, 10414055), (115, 6701218), (137, 5625110), (185, 4165622), (230, 3350609), (274, 2812555), (370, 2082811), (661, 1165870), (685, 1125022), (851, 905570), (1322, 582935), (1370, 562511), (1702, 452785), (3151, 244570), (3305, 233174), (4255, 181114), (5069, 152030), (6302, 122285), (6610, 116587), (8510, 90557), (10138, 76015), (15203, 50690), (15755, 48914), (24457, 31510), (25345, 30406)]