82971140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{6659}}^1$

素因数の和:6764

約数の個数: 48

約数和(自身を含む): 201398400

約数和(自身を除く): 118427260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 6230, 6659, 12460, 13318, 26636, 33295, 46613, 66590, 93226, 133180, 186452, 233065, 466130, 592651, 932260, 1185302, 2370604, 2963255, 4148557, 5926510, 8297114, 11853020, 16594228, 20742785, 41485570, 82971140]

約数ペア:

[(1, 82971140), (2, 41485570), (4, 20742785), (5, 16594228), (7, 11853020), (10, 8297114), (14, 5926510), (20, 4148557), (28, 2963255), (35, 2370604), (70, 1185302), (89, 932260), (140, 592651), (178, 466130), (356, 233065), (445, 186452), (623, 133180), (890, 93226), (1246, 66590), (1780, 46613), (2492, 33295), (3115, 26636), (6230, 13318), (6659, 12460)]