127909640

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{653}}^1$

素因数の和:806

約数の個数: 64

約数和(自身を含む): 296654400

約数和(自身を除く): 168744760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 83, 118, 166, 236, 295, 332, 415, 472, 590, 653, 664, 830, 1180, 1306, 1660, 2360, 2612, 3265, 3320, 4897, 5224, 6530, 9794, 13060, 19588, 24485, 26120, 38527, 39176, 48970, 54199, 77054, 97940, 108398, 154108, 192635, 195880, 216796, 270995, 308216, 385270, 433592, 541990, 770540, 1083980, 1541080, 2167960, 3197741, 6395482, 12790964, 15988705, 25581928, 31977410, 63954820, 127909640]

約数ペア:

[(1, 127909640), (2, 63954820), (4, 31977410), (5, 25581928), (8, 15988705), (10, 12790964), (20, 6395482), (40, 3197741), (59, 2167960), (83, 1541080), (118, 1083980), (166, 770540), (236, 541990), (295, 433592), (332, 385270), (415, 308216), (472, 270995), (590, 216796), (653, 195880), (664, 192635), (830, 154108), (1180, 108398), (1306, 97940), (1660, 77054), (2360, 54199), (2612, 48970), (3265, 39176), (3320, 38527), (4897, 26120), (5224, 24485), (6530, 19588), (9794, 13060)]