25140680

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21673}}^1$

素因数の和:21713

約数の個数: 32

約数和(自身を含む): 58519800

約数和(自身を除く): 33379120

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 21673, 43346, 86692, 108365, 173384, 216730, 433460, 628517, 866920, 1257034, 2514068, 3142585, 5028136, 6285170, 12570340, 25140680]

約数ペア:

[(1, 25140680), (2, 12570340), (4, 6285170), (5, 5028136), (8, 3142585), (10, 2514068), (20, 1257034), (29, 866920), (40, 628517), (58, 433460), (116, 216730), (145, 173384), (232, 108365), (290, 86692), (580, 43346), (1160, 21673)]