87329648

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{8761}}^1$

素因数の和:8865

約数の個数: 40

約数和(自身を含む): 195567840

約数和(自身を除く): 108238192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 356, 623, 712, 1246, 1424, 2492, 4984, 8761, 9968, 17522, 35044, 61327, 70088, 122654, 140176, 245308, 490616, 779729, 981232, 1559458, 3118916, 5458103, 6237832, 10916206, 12475664, 21832412, 43664824, 87329648]

約数ペア:

[(1, 87329648), (2, 43664824), (4, 21832412), (7, 12475664), (8, 10916206), (14, 6237832), (16, 5458103), (28, 3118916), (56, 1559458), (89, 981232), (112, 779729), (178, 490616), (356, 245308), (623, 140176), (712, 122654), (1246, 70088), (1424, 61327), (2492, 35044), (4984, 17522), (8761, 9968)]