128634064

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{7451}}^1$

素因数の和:7555

約数の個数: 40

約数和(自身を含む): 271670112

約数和(自身を除く): 143036048

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 83, 104, 166, 208, 332, 664, 1079, 1328, 2158, 4316, 7451, 8632, 14902, 17264, 29804, 59608, 96863, 119216, 193726, 387452, 618433, 774904, 1236866, 1549808, 2473732, 4947464, 8039629, 9894928, 16079258, 32158516, 64317032, 128634064]

約数ペア:

[(1, 128634064), (2, 64317032), (4, 32158516), (8, 16079258), (13, 9894928), (16, 8039629), (26, 4947464), (52, 2473732), (83, 1549808), (104, 1236866), (166, 774904), (208, 618433), (332, 387452), (664, 193726), (1079, 119216), (1328, 96863), (2158, 59608), (4316, 29804), (7451, 17264), (8632, 14902)]