205744210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1607}}^1$

素因数の和:1711

約数の個数: 64

約数和(自身を含む): 444579840

約数和(自身を除く): 238835630

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 59, 62, 70, 118, 155, 217, 295, 310, 413, 434, 590, 826, 1085, 1607, 1829, 2065, 2170, 3214, 3658, 4130, 8035, 9145, 11249, 12803, 16070, 18290, 22498, 25606, 49817, 56245, 64015, 94813, 99634, 112490, 128030, 189626, 249085, 348719, 474065, 498170, 663691, 697438, 948130, 1327382, 1743595, 2939203, 3318455, 3487190, 5878406, 6636910, 14696015, 20574421, 29392030, 41148842, 102872105, 205744210]

約数ペア:

[(1, 205744210), (2, 102872105), (5, 41148842), (7, 29392030), (10, 20574421), (14, 14696015), (31, 6636910), (35, 5878406), (59, 3487190), (62, 3318455), (70, 2939203), (118, 1743595), (155, 1327382), (217, 948130), (295, 697438), (310, 663691), (413, 498170), (434, 474065), (590, 348719), (826, 249085), (1085, 189626), (1607, 128030), (1829, 112490), (2065, 99634), (2170, 94813), (3214, 64015), (3658, 56245), (4130, 49817), (8035, 25606), (9145, 22498), (11249, 18290), (12803, 16070)]