65689120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{659}}^1$

素因数の和:770

約数の個数: 96

約数和(自身を含む): 179625600

約数和(自身を除く): 113936480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 89, 112, 140, 160, 178, 224, 280, 356, 445, 560, 623, 659, 712, 890, 1120, 1246, 1318, 1424, 1780, 2492, 2636, 2848, 3115, 3295, 3560, 4613, 4984, 5272, 6230, 6590, 7120, 9226, 9968, 10544, 12460, 13180, 14240, 18452, 19936, 21088, 23065, 24920, 26360, 36904, 46130, 49840, 52720, 58651, 73808, 92260, 99680, 105440, 117302, 147616, 184520, 234604, 293255, 369040, 410557, 469208, 586510, 738080, 821114, 938416, 1173020, 1642228, 1876832, 2052785, 2346040, 3284456, 4105570, 4692080, 6568912, 8211140, 9384160, 13137824, 16422280, 32844560, 65689120]

約数ペア:

[(1, 65689120), (2, 32844560), (4, 16422280), (5, 13137824), (7, 9384160), (8, 8211140), (10, 6568912), (14, 4692080), (16, 4105570), (20, 3284456), (28, 2346040), (32, 2052785), (35, 1876832), (40, 1642228), (56, 1173020), (70, 938416), (80, 821114), (89, 738080), (112, 586510), (140, 469208), (160, 410557), (178, 369040), (224, 293255), (280, 234604), (356, 184520), (445, 147616), (560, 117302), (623, 105440), (659, 99680), (712, 92260), (890, 73808), (1120, 58651), (1246, 52720), (1318, 49840), (1424, 46130), (1780, 36904), (2492, 26360), (2636, 24920), (2848, 23065), (3115, 21088), (3295, 19936), (3560, 18452), (4613, 14240), (4984, 13180), (5272, 12460), (6230, 10544), (6590, 9968), (7120, 9226)]