129710464

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{77951}}^1$

素因数の和:77978

約数の個数: 32

約数和(自身を含む): 278288640

約数和(自身を除く): 148578176

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 77951, 155902, 311804, 623608, 1013363, 1247216, 2026726, 2494432, 4053452, 4988864, 8106904, 9977728, 16213808, 32427616, 64855232, 129710464]

約数ペア:

[(1, 129710464), (2, 64855232), (4, 32427616), (8, 16213808), (13, 9977728), (16, 8106904), (26, 4988864), (32, 4053452), (52, 2494432), (64, 2026726), (104, 1247216), (128, 1013363), (208, 623608), (416, 311804), (832, 155902), (1664, 77951)]