852804575

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1321}}^1$

素因数の和:1393

約数の個数: 72

約数和(自身を含む): 1345521024

約数和(自身を除く): 492716449

約数列:

[1, 5, 7, 17, 25, 31, 35, 49, 85, 119, 155, 175, 217, 245, 425, 527, 595, 775, 833, 1085, 1225, 1321, 1519, 2635, 2975, 3689, 4165, 5425, 6605, 7595, 9247, 13175, 18445, 20825, 22457, 25823, 33025, 37975, 40951, 46235, 64729, 92225, 112285, 129115, 157199, 204755, 231175, 286657, 323645, 561425, 645575, 696167, 785995, 1023775, 1100393, 1433285, 1618225, 2006599, 3480835, 3929975, 4873169, 5501965, 7166425, 10032995, 17404175, 24365845, 27509825, 34112183, 50164975, 121829225, 170560915, 852804575]

約数ペア:

[(1, 852804575), (5, 170560915), (7, 121829225), (17, 50164975), (25, 34112183), (31, 27509825), (35, 24365845), (49, 17404175), (85, 10032995), (119, 7166425), (155, 5501965), (175, 4873169), (217, 3929975), (245, 3480835), (425, 2006599), (527, 1618225), (595, 1433285), (775, 1100393), (833, 1023775), (1085, 785995), (1225, 696167), (1321, 645575), (1519, 561425), (2635, 323645), (2975, 286657), (3689, 231175), (4165, 204755), (5425, 157199), (6605, 129115), (7595, 112285), (9247, 92225), (13175, 64729), (18445, 46235), (20825, 40951), (22457, 37975), (25823, 33025)]