86828690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{389}}^1$

素因数の和:527

約数の個数: 64

約数和(自身を含む): 180442080

約数和(自身を除く): 93613390

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 101, 130, 170, 202, 221, 389, 442, 505, 778, 1010, 1105, 1313, 1717, 1945, 2210, 2626, 3434, 3890, 5057, 6565, 6613, 8585, 10114, 13130, 13226, 17170, 22321, 25285, 33065, 39289, 44642, 50570, 66130, 78578, 85969, 111605, 171938, 196445, 223210, 392890, 429845, 510757, 667913, 859690, 1021514, 1335826, 2553785, 3339565, 5107570, 6679130, 8682869, 17365738, 43414345, 86828690]

約数ペア:

[(1, 86828690), (2, 43414345), (5, 17365738), (10, 8682869), (13, 6679130), (17, 5107570), (26, 3339565), (34, 2553785), (65, 1335826), (85, 1021514), (101, 859690), (130, 667913), (170, 510757), (202, 429845), (221, 392890), (389, 223210), (442, 196445), (505, 171938), (778, 111605), (1010, 85969), (1105, 78578), (1313, 66130), (1717, 50570), (1945, 44642), (2210, 39289), (2626, 33065), (3434, 25285), (3890, 22321), (5057, 17170), (6565, 13226), (6613, 13130), (8585, 10114)]