770420875

素因数分解:

$5^3\times 7^4\times {\mathrm{17}}^1\times {\mathrm{151}}^1$

素因数の和:211

約数の個数: 80

約数和(自身を含む): 1195511616

約数和(自身を除く): 425090741

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 125, 151, 175, 245, 343, 425, 595, 755, 833, 875, 1057, 1225, 1715, 2125, 2401, 2567, 2975, 3775, 4165, 5285, 5831, 6125, 7399, 8575, 12005, 12835, 14875, 17969, 18875, 20825, 26425, 29155, 36995, 40817, 42875, 51793, 60025, 64175, 89845, 104125, 125783, 132125, 145775, 184975, 204085, 258965, 300125, 320875, 362551, 449225, 628915, 728875, 880481, 924875, 1020425, 1294825, 1812755, 2246125, 3144575, 4402405, 5102125, 6163367, 6474125, 9063775, 15722875, 22012025, 30816835, 45318875, 110060125, 154084175, 770420875]

約数ペア:

[(1, 770420875), (5, 154084175), (7, 110060125), (17, 45318875), (25, 30816835), (35, 22012025), (49, 15722875), (85, 9063775), (119, 6474125), (125, 6163367), (151, 5102125), (175, 4402405), (245, 3144575), (343, 2246125), (425, 1812755), (595, 1294825), (755, 1020425), (833, 924875), (875, 880481), (1057, 728875), (1225, 628915), (1715, 449225), (2125, 362551), (2401, 320875), (2567, 300125), (2975, 258965), (3775, 204085), (4165, 184975), (5285, 145775), (5831, 132125), (6125, 125783), (7399, 104125), (8575, 89845), (12005, 64175), (12835, 60025), (14875, 51793), (17969, 42875), (18875, 40817), (20825, 36995), (26425, 29155)]