127087575

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 217236096

約数和(自身を除く): 90148521

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 157, 215, 251, 471, 645, 753, 785, 1075, 1255, 2355, 3225, 3765, 3925, 6275, 6751, 10793, 11775, 18825, 20253, 32379, 33755, 39407, 53965, 101265, 118221, 161895, 168775, 197035, 269825, 506325, 591105, 809475, 985175, 1694501, 2955525, 5083503, 8472505, 25417515, 42362525, 127087575]

約数ペア:

[(1, 127087575), (3, 42362525), (5, 25417515), (15, 8472505), (25, 5083503), (43, 2955525), (75, 1694501), (129, 985175), (157, 809475), (215, 591105), (251, 506325), (471, 269825), (645, 197035), (753, 168775), (785, 161895), (1075, 118221), (1255, 101265), (2355, 53965), (3225, 39407), (3765, 33755), (3925, 32379), (6275, 20253), (6751, 18825), (10793, 11775)]